# Testing for Relationships using StatCrunch

I have attached the data set for StatCrunch and just need the following questions answered to add to my Bio Statistics project.

**Question 20.05 pts**

**DESCRIPTIVE ANALYSIS: PREVIOUS HEART SURGERY**

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Get StartedWhat is the level of measurement?

Group of answer choices

Ratio

Nominal

Interval

Ordinal

**Question 30.1 pts**

**DESCRIPTIVE ANALYSIS: PREVIOUS HEART SURGERY**

What descriptive statistic(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Measures of spread

Percentages

Frequencies

Measures of central location

**Question 40.1 pts**

**DESCRIPTIVE ANALYSIS: PREVIOUS HEART SURGERY**

What graphic display(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Scatterplot

Histogram

Box plot

Bar chart

**Question 50.1 pts**

**DESCRIPTIVE ANALYSIS: PREVIOUS HEART SURGERY**

The test for normality demonstrates that

Group of answer choices

This variable is not normally distributed.

This variable should not be evaluated for a normal distribution.

This variable is normally distributed.

**Question 60.1 pts**

**DESCRIPTIVE ANALYSIS: PREVIOUS HEART SURGERY**

Are there outliers in the data for this variable?

Group of answer choices

This variable should not be evaluated for outliers

No

Yes

**Question 70.1 pts**

**DESCRIPTIVE ANALYSIS: PREVIOUS HEART SURGERY**

Which of the following would be the best descriptive statistic(s) to describe this variable?

Group of answer choices

There are multiple modes for previous heart surgery

The median of previous open heart surgery is 1.5

50% of the participants had previous open heart surgery

The mean of previous heart surgery is 1.5

**Question 80.1 pts**

**DESCRIPTIVE ANALYSIS: ATRIAL FIBRILLATION**

What is the level of measurement?

Group of answer choices

Ratio

Ordinal

Interval

Nominal

**Question 90.1 pts**

**DESCRIPTIVE ANALYSIS: ATRIAL FIBRILLATION**

What descriptive statistic(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Measures of central location

Measures of spread

Frequencies

Cumulative frequencies

Cumulative percentages

Percentages

**Question 100.1 pts**

**DESCRIPTIVE ANALYSIS: ATRIAL FIBRILLATION**

What graphic display(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Bar chart

Histogram

Box plot

Scatterplot

**Question 110.1 pts**

**DESCRIPTIVE ANALYSIS: ATRIAL FIBRILLATION**

The test for normality demonstrates that

Group of answer choices

This variable should not be evaluated for a normal distribution.

This variable is not normally distributed

This variable is normally distributed.

**Question 120.1 pts**

**DESCRIPTIVE ANALYSIS: ATRIAL FIBRILLATION**

Are there outliers in the data for this variable?

Group of answer choices

This variable should not be evaluated for outliers

Yes

No

**Question 130.1 pts**

**DESCRIPTIVE ANALYSIS: ATRIAL FIBRILLATION**

Which of the following would be the best descriptive statistic(s) to describe this variable?

Group of answer choices

40% of the sample has atrial fibrillation

The median is 2

The mode is 2

The mean for atrial fibrillation is 1.6

**Question 140.2 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PREVIOUS HEART SURGERY and ATRIAL FIBRILLATION?**

What statistical test should be used to perform this analysis?

Group of answer choices

Spearman correlation coefficient

A Fisher exact test

Linear regression

An independent t-test

A one-way analysis of variance

A Person correlation coefficient

A paired t-test

A Mann-Whitney test

Chi-square analysis

**Question 150.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PREVIOUS HEART SURGERY and ATRIAL FIBRILLATION?**

Are the results of the analysis statistically significant?

Group of answer choices

Yes

No

Statistical significance cannot be determined by this analysis

**Question 160.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PREVIOUS HEART SURGERY and ATRIAL FIBRILLATION?**

What graphic display(s) should be used to display the relationship between the two variables? **SELECT ALL THAT APPLY**

Group of answer choices

Grouped bar chart

Histogram

Scatterplot

Box plot

**Question 170.1 pts**

What is the direction of the relationship?

Group of answer choices

Negative

Positive

Direction of the relationship cannot be determined by this analysis

**Question 180.1 pts**

What is the strength of the relationship?

Group of answer choices

There is no relationship

Moderate

Strength of the relationship cannot be determined by this analysis

Strong

Weak

**Question 190.2 pts**

What decision should you make about the hypothesis test?

Group of answer choices

This decision cannot be determined by the information provided.

Reject the null hypothesis.

Fail to reject the null hypothesis.

Reject the alternative hypothesis.

**Question 200.1 pts**

**DESCRIPTIVE ANALYSIS: AGE**

What is the level of measurement?

Group of answer choices

Nominal

Interval

Ratio

Ordinal

**Question 210.1 pts**

**DESCRIPTIVE ANALYSIS: AGE**

What descriptive statistic(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Frequencies

Measures of central location

Percentages

Measures of spread

**Question 220.1 pts**

**DESCRIPTIVE ANALYSIS: AGE**

What graphic display(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Scatterplot

Histogram

Box plot

Bar chart

**Question 230.1 pts**

**DESCRIPTIVE ANALYSIS: AGE**

The test for normality demonstrates that

Group of answer choices

This variable should not be evaluated for a normal distribution.

This variable is not normally distributed

This variable is normally distributed.

**Question 240.1 pts**

**DESCRIPTIVE ANALYSIS: AGE**

Are there outliers in the data for this variable?

Group of answer choices

Yes

No answer text provided.

This variable should not be evaluated for outliers

No

**Question 250.1 pts**

**DESCRIPTIVE ANALYSIS: AGE**

Which of the following would be the best descriptive statistic(s) to describe this variable?

Group of answer choices

The median is 62.5

The mode is 62

The mean 64.7

The standard deviation is 10.2

**Question 260.1 pts**

**DESCRIPTIVE ANALYSIS: MINUTES OF PHYSICAL ACTIVITY**

What is the level of measurement?

Group of answer choices

Nominal

Ratio

Ordinal

Interval

**Question 270.1 pts**

**DESCRIPTIVE ANALYSIS: MINUTES OF PHYSICAL ACTIVITY**

What descriptive statistic(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Frequencies

Percentages

Measures of central location

Measures of spread

**Question 280.1 pts**

**DESCRIPTIVE ANALYSIS: MINUTES OF PHYSICAL ACTIVITY**

What graphic display(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Histogram

Scatterplot

Box plot

Bar chart

**Question 290.1 pts**

**DESCRIPTIVE ANALYSIS: MINUTES OF PHYSICAL ACTIVITY**

The test for normality demonstrates that

Group of answer choices

This variable should not be evaluated for a normal distribution.

No answer text provided.

This variable is not normally distributed.

This variable is normally distributed.

**Question 300.1 pts**

**DESCRIPTIVE ANALYSIS: MINUTES OF PHYSICAL ACTIVITY**

Are there outliers in the data for this variable?

Group of answer choices

Yes

No answer text provided.

This variable should not be evaluated for outliers

No

**Question 310.1 pts**

**DESCRIPTIVE ANALYSIS: MINUTES OF PHYSICAL ACTIVITY**

Which of the following would be the best descriptive statistic(s) to describe this variable?

Group of answer choices

The median is 82.5

All of the above

The mean 91.9

There are multiple modes

**Question 320.2 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between AGE and MINUTES OF PHYSICAL ACTIVITY?**

What statistical test should be used to perform this analysis?

Group of answer choices

Linear regression

A Mann-Whitney test

A Person correlation coefficient

A paired t-test

An independent t-test

A Fisher exact test

A one-way analysis of variance

Chi-square analysis

Spearman correlation coefficient

**Question 330.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between AGE and MINUTES OF PHYSICAL ACTIVITY?**

Are the results of the analysis statistically significant?

Group of answer choices

Statistical significance cannot be determined by this analysis

No

Yes

**Question 340.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between AGE and MINUTES OF PHYSICAL ACTIVITY?**

What graphic display(s) should be used to display the relationship between the two variables? **SELECT ALL THAT APPLY**

Group of answer choices

Histogram

Box plot

Grouped bar chart

Scatterplot

**Question 350.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between AGE and MINUTES OF PHYSICAL ACTIVITY?**

What is the direction of the relationship?

Group of answer choices

Positive

Direction of the relationship cannot be determined by this analysis

Negative

**Question 360.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between AGE and MINUTES OF PHYSICAL ACTIVITY?**

What is the strength of the relationship?

Group of answer choices

Moderate

Strong

Strength of the relationship cannot be determined by this analysis

There is no relationship

Weak

**Question 370.2 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between AGE and MINUTES OF PHYSICAL ACTIVITY?**

What decision should you make about the hypothesis test?

Group of answer choices

Fail to reject the null hypothesis

Reject the null hypothesis

This decision cannot be determined by the information provided

Reject the alternative hypothesis

**Question 380.1 pts**

**DESCRIPTIVE ANALYSIS: RACE**

What is the level of measurement?

Group of answer choices

Ordinal

Interval

Nominal

Ratio

**Question 390.1 pts**

**DESCRIPTIVE ANALYSIS: RACE**

What descriptive statistic(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Measures of central location

Frequencies

Percentages

Measures of spread

**Question 400.1 pts**

**DESCRIPTIVE ANALYSIS: RACE**

What graphic display(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Histogram

Scatterplot

Bar chart

Box plot

**Question 410.1 pts**

**DESCRIPTIVE ANALYSIS: RACE**

The test for normality demonstrates that

Group of answer choices

This variable is not normally distributed.

This variable is normally distributed.

This variable should not be evaluated for a normal distribution.

**Question 420.1 pts**

**DESCRIPTIVE ANALYSIS: RACE**

Are there outliers in the data for this variable?

Group of answer choices

This variable should not be evaluated for outliers

Yes

No

**Question 430.1 pts**

**DESCRIPTIVE ANALYSIS: RACE**

Which of the following would be the best descriptive statistic(s) to describe this variable?

Group of answer choices

The mean is 2

The median is 2

There are multiple modes

33.3% of the participants are African American

**Question 440.1 pts**

**DESCRIPTIVE ANALYSIS: HIP FRACTURE**

What is the level of measurement?

Group of answer choices

Interval

Ordinal

Ratio

Nominal

**Question 450.1 pts**

**DESCRIPTIVE ANALYSIS: HIP FRACTURE**

What descriptive statistic(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Percentages

Measures of spread

Frequencies

Measures of central location

**Question 460.1 pts**

**DESCRIPTIVE ANALYSIS: HIP FRACTURE**

What graphic display(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Bar chart

Scatterplot

Histogram

Box plot

**Question 470.1 pts**

**DESCRIPTIVE ANALYSIS: HIP FRACTURE**

The test for normality demonstrates that

Group of answer choices

This variable is not normally distributed.

This variable is normally distributed.

This variable should not be evaluated for a normal distribution.

**Question 480.1 pts**

**DESCRIPTIVE ANALYSIS: HIP FRACTURE**

Are there outliers in the data for this variable?

Group of answer choices

This variable should not be evaluated for outliers

Yes

No

**Question 490.1 pts**

**DESCRIPTIVE ANALYSIS: HIP FRACTURE**

Which of the following would be the best descriptive statistic(s) to describe this variable?

Group of answer choices

30% of the participants had a hip fracture

The mean 1.7

The mode is 2

The median is 2

**Question 500.2 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between RACE and HIP FRACTURE?**

What statistical test should be used to perform this analysis?

Group of answer choices

A paired t-test

A Mann-Whitney test

Linear regression

A Fisher exact test

Chi-square analysis

A one-way analysis of variance

An independent t-test

A Person correlation coefficient

Spearman correlation coefficient

**Question 510.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between RACE and HIP FRACTURE?**

Are the results of the analysis statistically significant?

Group of answer choices

Statistical significance cannot be determined by this analysis

Yes

No

**Question 520.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between RACE and HIP FRACTURE?**

What graphic display(s) should be used to display the relationship between the two variables? **SELECT ALL THAT APPLY**

Group of answer choices

Histogram

Grouped bar chart

Scatterplot

Box plot

**Question 530.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between RACE and HIP FRACTURE?**

What is the direction of the relationship?

Group of answer choices

Direction of the relationship cannot be determined by this analysis

Positive

Negative

**Question 540.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between RACE and HIP FRACTURE?**

What is the strength of the relationship?

Group of answer choices

Weak

Strength of the relationship cannot be determined by this analysis

Strong

Moderate

There is no relationship

**Question 550.2 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between RACE and HIP FRACTURE?**

What decision should you make about the hypothesis test?

Group of answer choices

The decision cannot be determined by the information provided

Reject the alternative hypothesis

Fail to reject the null hypothesis

Reject the null hypothesis

**Question 560.1 pts**

**DESCRIPTIVE ANALYSIS: PAIN**

What is the level of measurement?

Group of answer choices

Ratio

Nominal

Ordinal

Interval

**Question 570.1 pts**

**DESCRIPTIVE ANALYSIS: PAIN**

What descriptive statistic(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Frequencies

Measures of spread

Percentages

Measures of central location

**Question 580.1 pts**

**DESCRIPTIVE ANALYSIS: PAIN**

What graphic display(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Scatterplot

Bar chart

Box plot

Histogram

**Question 590.1 pts**

**DESCRIPTIVE ANALYSIS: PAIN**

The test for normality demonstrates that

Group of answer choices

This variable should not be evaluated for a normal distribution.

This variable is normally distributed.

This variable is not normally distributed.

**Question 600.1 pts**

**DESCRIPTIVE ANALYSIS: PAIN**

Are there outliers in the data for this variable?

Group of answer choices

Yes

No

This variable should not be evaluated for outliers

**Question 610.1 pts**

**DESCRIPTIVE ANALYSIS: PAIN**

Which of the following would be the best descriptive statistic(s) to describe this variable?

Group of answer choices

The cumulative percentage of scores of 5 or less is 66.7%

The IQR is 3

The range is 8

The mean 4.4

**Question 620.1 pts**

**DESCRIPTIVE ANALYSIS: FUNCTIONALITY**

What is the level of measurement?

Group of answer choices

Interval

Ratio

Nominal

Ordinal

**Question 630.1 pts**

**DESCRIPTIVE ANALYSIS: FUNCTIONALITY**

What descriptive statistic(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Percentages

Frequencies

Measures of spread

Measures of central location

**Question 640.1 pts**

**DESCRIPTIVE ANALYSIS: FUNCTIONALITY**

What graphic display(s) should be used to evaluate this variable? **SELECT ALL THAT APPLY**

Group of answer choices

Histogram

Box plot

Scatterplot

Bar chart

**Question 650.1 pts**

**DESCRIPTIVE ANALYSIS: FUNCTIONALITY**

The test for normality demonstrates that

Group of answer choices

This variable should not be evaluated for a normal distribution.

This variable is normally distributed.

This variable is not normally distributed.

**Question 660.1 pts**

**DESCRIPTIVE ANALYSIS: FUNCTIONALITY**

Are there outliers in the data for this variable?

Group of answer choices

No

This variable should not be evaluated for outliers

Yes

**Question 670.1 pts**

**DESCRIPTIVE ANALYSIS: FUNCTIONALITY**

Which of the following would be the best descriptive statistic(s) to describe this variable?

Group of answer choices

The mean 3.9

The maximum is 6

The range is 5

The cumulative percentage of scores of 3 or less is 40%

**Question 680.2 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PAIN and FUNCTIONALITY?**

What statistical test should be used to perform this analysis?

Group of answer choices

A Fisher exact test

An independent t-test

Linear regression

A paired t-test

A Person correlation coefficient

A Mann-Whitney test

A one-way analysis of variance

Chi-square analysis

Spearman correlation coefficient

**Question 690.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PAIN and FUNCTIONALITY?**

Are the results of the analysis statistically significant?

Group of answer choices

Statistical significance cannot be determined by this analysis

Yes

No

**Question 700.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PAIN and FUNCTIONALITY?**

**SELECT ALL THAT APPLY**

Group of answer choices

Scatterplot

Grouped bar chart

Histogram

Box plot

**Question 710.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PAIN and FUNCTIONALITY?**

What is the direction of the relationship?

Group of answer choices

Positive

Direction of the relationship cannot be determined by this analysis

Negative

**Question 720.1 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PAIN and FUNCTIONALITY?**

What is the strength of the relationship?

Group of answer choices

Moderate

Strength of the relationship cannot be determined by this analysis

Weak

Strong

There is no relationship

**Question 730.2 pts**

**INFERENTIAL ANALYSIS: Is there a relationship between PAIN and FUNCTIONALITY?**

What decision should you make about the hypothesis test?

Group of answer choices

Reject the null hypothesis

Fail to reject the null hypothesis

Reject the alternative hypothesis

This decision cannot be determined by the information provided

“

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