Biostatistics

Part 4: Descriptive Analysis Using StatCrunch

Quiz Instructions

DESCRIPTIVE ANALYSIS USING STATCRUNCH

· There are 42 questions on this assignment.

Data Set for Descriptive Analysis   Assignment - Data Set for Descriptive Analysis  

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This assignment requires you to perform a descriptive analysis on 7 different variables.

The data set that contains the variables for this analysis can be downloaded at this link:   Module 3 Assignment - Data Set for Descriptive Analysis - FALL 2022-1.xlsx  Download Module 3 Assignment - Data Set for Descriptive Analysis - FALL 2022-1.xlsx  

There are 6 steps to the descriptive analysis for each of the 7 variables in the data set.

The six steps to be used to perform the descriptive analysis are listed below.

Step 1 / Question 1:  Determine the level of measurement for the variable.

Step 2 / Question 2:  Determine which descriptive statistic(s) should be performed and perform the statistic(s) using StatCrunch.

Step 3 / Question 3:  Determine which graphic display(s) should be performed and perform the graphic display(s) using StatCrunch.

Step 4 / Question 4:  Determine whether a test for normality should be performed and perform the test when indicated using StatCrunch.

Step 5 / Question 5:  Determine whether a test for outliers should be performed and perform the test when indicated using StatCrunch.

Step 6 / Question 6:  Evaluate the results of the descriptive analysis and select the  best  statistic to summarize the data.

 

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The following 6 questions are about the variable  DIABETES.

To answer the following 6 questions, you must perform a descriptive analysis for the variable  DIABETES using  StatCrunch.

 

Flag question: Question 1

Question 10.12 pts

VARIABLE: DIABETES - Question 1

What is the level of measurement?

Group of answer choices

Ratio

Interval

Ordinal

Nominal

 

Flag question: Question 2

Question 20.1 pts

VARIABLE: DIABETES - Question 2

What descriptive statistic(s) should be used to evaluate this variable?  

Group of answer choices

Measures of central location

Cumulative frequencies and cumulative percentages

Frequencies and percentages

Measures of central location and Measures of spread

Percentages

 

Flag question: Question 3

Question 30.1 pts

VARIABLE: DIABETES - Question 3

What graphic display(s) should be used to evaluate this variable? 

Group of answer choices

Histogram

Histogram and boxplot

Histogram and bar chart

Box plot

Bar chart

 

Flag question: Question 4

Question 40.1 pts

VARIABLE: DIABETES - Question 4

The test for normality demonstrates that

Group of answer choices

This variable is normally distributed.

This variable is not normally distributed.

This variable should not be tested for normality.

 

Flag question: Question 5

Question 50.1 pts

VARIABLE: DIABETES - Question 5

Are there outliers in the data for this variable?

Group of answer choices

This variable should not be tested for outliers.

No, there are no outliers in the data.

Yes, there are outliers in the data.

 

Flag question: Question 6

Question 60.2 pts

VARIABLE: DIABETES - Question 6

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

Group of answer choices

27% of the participants had been diagnosed with diabetes

The mean is 1.55

55 of the participants had been diagnosed with diabetes

45% of the participants had been diagnosed with diabetes

The mode is 2

The median is 2

 

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The following 6 questions are about the variable  Birth Weight.

To answer the following 6 questions, you must perform a descriptive analysis for the variable  Birth Weight using  StatCrunch.

 

Flag question: Question 7

Question 70.12 pts

VARIABLE: BIRTH WEIGHT - Question 1

What is the level of measurement?

Group of answer choices

Nominal

Interval

Ordinal

Ratio

 

Flag question: Question 8

Question 80.1 pts

VARIABLE: BIRTH WEIGHT  - Question 2

What descriptive statistic(s) should be used to evaluate this variable?    

Group of answer choices

Measures of spread

Measures of central location

Measures of central location and measures of spread

Frequencies and percentages

Percentages

 

Flag question: Question 9

Question 90.1 pts

VARIABLE: BIRTH WEIGHT - Question 3

What graphic display(s) should be used to evaluate this variable? 

Group of answer choices

Histogram and box plot

Bar chart

Bar chart and histogram

Histogram

Box plot

 

Flag question: Question 10

Question 100.1 pts

VARIABLE: BIRTH WEIGHT - Question 4

The test for normality demonstrates that

Group of answer choices

This variable is normally distributed.

This variable should not be tested for normality.

This variable is not normally distributed.

 

Flag question: Question 11

Question 110.1 pts

VARIABLE: BIRTH WEIGHT - Question 5

Are there outliers in the data for this variable?

Group of answer choices

This variable should not be evaluated for outliers.

Yes, there are outliers in the data.

No, there are no outliers in the data.

 

Flag question: Question 12

Question 120.2 pts

VARIABLE: BIRTH WEIGHT - Question 6

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

Group of answer choices

The minimum is 1050

The mean is 2079.2

The interquartile range is 775

The median is 1975

The mode is 1750

The epidemiological range is 1050 and 3250

 

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The following 6 questions are about the variable  BLOOD PRESSURE.

To answer the  questions, you must perform a descriptive analysis for the variable  BLOOD PRESSURE using  StatCrunch.

 

Flag question: Question 13

Question 130.12 pts

VARIABLE: BLOOD PRESSURE - Question 1

What is the level of measurement?

Group of answer choices

Ordinal

Ratio

Interval

Nominal

 

Flag question: Question 14

Question 140.1 pts

VARIABLE: BLOOD PRESSURE - Question 2

What descriptive statistic(s) should be used to evaluate this variable?  

Group of answer choices

Measures of central location

Measures of central location and measures of spread

Frequencies and percentages

Percentages

 

Flag question: Question 15

Question 150.1 pts

VARIABLE:  BLOOD PRESSURE - Question 3

What graphic display(s) should be used to evaluate this variable? 

Group of answer choices

Bar chart and histogram

Histogram

Scatterplot

Histogram and box plot

Box plot

 

Flag question: Question 16

Question 160.1 pts

VARIABLE: BLOOD PRESSURE - Question 4

The test for normality demonstrates that

Group of answer choices

This variable should not be tested for normality.

This variable is not normally distributed.

This variable is normally distributed.

 

Flag question: Question 17

Question 170.1 pts

VARIABLE: BLOOD  PRESSURE - Question 5

Are there outliers in the data for this variable?

Group of answer choices

This variable should not be evaluated for outliers.

Yes, there are outliers in the data.

No, there are no outliers in the data.

 

Flag question: Question 18

Question 180.2 pts

VARIABLE: BLOOD PRESSURE - Question 6

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

Group of answer choices

The median is 2

The mean is 1.9

16.0% of the participants have an elevated blood pressure

46.7% of the participants have a normal blood pressure

The epidemiological range is 1 and 4

 

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The following 6 questions are about the variable  WEIGHT LOSS.

To answer the following 6 questions, you must perform a descriptive analysis for the variable  WEIGHT LOSS using  StatCrunch.

 

Flag question: Question 19

Question 190.12 pts

VARIABLE: WEIGHT LOSS - Question 1 

What is the level of measurement?

Group of answer choices

Interval

Ratio

Nominal

Ordinal

 

Flag question: Question 20

Question 200.1 pts

VARIABLE: WEIGHT LOSS - Question 2 

What descriptive statistic(s) should be used to evaluate this variable?    

Group of answer choices

Percentages

Measures of spread

Frequencies and percentages

Measures of central location and measures of spread

Frequencies

 

Flag question: Question 21

Question 210.1 pts

VARIABLE: WEIGHT LOSS - Question 3

What graphic display(s) should be used to evaluate this variable? 

Group of answer choices

Histogram and scatterplot

Histogram

Bar chart

Histogram and box plot

Bar chart and histogram

 

Flag question: Question 22

Question 220.1 pts

VARIABLE: WEIGHT LOSS  - Question 4 

The test for normality demonstrates that

Group of answer choices

This variable is not normally distributed.

This variable should not be tested for normality.

This variable is normally distributed.

 

Flag question: Question 23

Question 230.1 pts

VARIABLE: WEIGHT LOSS - Question 5

Are there outliers in the data for this variable?

Group of answer choices

No, there are no outliers in the data.

This variable should not be evaluated for outliers.

Yes, there are outliers in the data..

 

Flag question: Question 24

Question 240.2 pts

VARIABLE: WEIGHT LOSS - Question 6

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

Group of answer choices

The mean is 9.26

The median is 8.45

The interquartile range is 5.6

The epidemiological range is 3.1 and 21

The range is 17.9

 

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The following 6 questions are about the variable  AGE.

To answer the following 6 questions, you must perform a descriptive analysis for the variable  AGE using  StatCrunch

 

Flag question: Question 25

Question 250.11 pts

VARIABLE: AGE- Question 1

What is the level of measurement?

Group of answer choices

Ordinal

Interval

Nominal

Ratio

 

Flag question: Question 26

Question 260.1 pts

VARIABLE: AGE - Question 2

What descriptive statistic(s) should be used to evaluate this variable?    

 

Group of answer choices

Frequencies

Measures of central location and measures of spread

Measures of central location

Frequencies and percentages

 

Flag question: Question 27

Question 270.1 pts

VARIABLE: AGE - Question 3

What graphic display(s) should be used to evaluate this variable?  

Group of answer choices

Scatterplot

Bar chart and histogram

Histogram and box plot

Boxplot

Histogram

 

Flag question: Question 28

Question 280.1 pts

VARIABLE: AGE - Question 4

The test for normality demonstrates that

Group of answer choices

This variable should not be tested for normality.

The variable is normally distributed

The variable is not normally distributed

 

Flag question: Question 29

Question 290.1 pts

VARIABLE: AGE - Question 5

Are there outliers in the data for this variable?

Group of answer choices

Yes, there are outliers in the data.

No, there are no outliers in the data.

This variable should not be evaluated for outliers

 

Flag question: Question 30

Question 300.2 pts

VARIABLE: AGE - Question 6

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

Group of answer choices

The mode is 4

The mean is 3.1

26.7% of the people were age 40-49

The median is 3

11% of of the people were age 30-39

 

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The following 6 questions are about the variable  BMI.

To answer the following 6 questions, you must perform a descriptive analysis for the variable  BMI using  StatCrunch.

 

Flag question: Question 31

Question 310.1 pts

VARIABLE: BMI - Question 1

What is the level of measurement?

Group of answer choices

Quantitative

Categorical

Nominal

Ordinal

 

Flag question: Question 32

Question 320.1 pts

VARIABLE: BMI - Question 2

What descriptive statistic(s) should be used to evaluate this variable?  

Group of answer choices

Frequencies and percentages

Measures of central location and measures of spread

Percentages

Frequencies

Measures of central location

 

Flag question: Question 33

Question 330.1 pts

VARIABLE:  BMI - Question 3

What graphic display(s) should be used to evaluate this variable? 

Group of answer choices

Bar chart

Box plot

Frequencies and percentages

Histogram

Histogram and box plot

 

Flag question: Question 34

Question 340.1 pts

VARIABLE: BMI - Question 4

The test for normality demonstrates that

Group of answer choices

This variable should not be tested for normality.

This variable is not normally distributed.

This variable is normally distributed.

 

Flag question: Question 35

Question 350.1 pts

VARIABLE: BMI - Question 5

Are there outliers in the data for this variable?

Group of answer choices

Yes, there are outliers in the data.

This variable should not be evaluated for outliers.

No, there are no outliers in the data.

 

Flag question: Question 36

Question 360.2 pts

VARIABLE: BMI - Question 6

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

Group of answer choices

The mean is 27.6

The epidemiological range is 17.9 and 41.6

The standard deviation is 6.21

The interquartile range is 9.05

The median is 27.3

 

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The following 6 questions are about the variable  PAIN.

To answer the following 6 questions, you must perform a descriptive analysis for the variable  PAIN using  StatCrunch.

 

Flag question: Question 37

Question 370.11 pts

VARIABLE: PAIN - Question 1

What is the level of measurement?

Group of answer choices

Ordinal

Nominal

Interval

Ratio

 

Flag question: Question 38

Question 380.1 pts

VARIABLE: PAIN - Question 2

What descriptive statistic(s) should be used to evaluate this variable?  

Group of answer choices

Percentages

Frequencies and percentages

Measures of central location

Measures of central location and measures of spread

 

Flag question: Question 39

Question 390.1 pts

VARIABLE: PAIN - Question 3

What graphic display(s) should be used to evaluate this variable?  

Group of answer choices

Bar chart and histogram

Histogram and box plot

Box plot

Bar chart

Histogram

 

Flag question: Question 40

Question 400.1 pts

VARIABLE: Pain - Question 4

The test for normality demonstrates that

Group of answer choices

This variable is normally distributed.

This variable is not normally distributed.

This variable should not be tested for normality.

 

Flag question: Question 41

Question 410.1 pts

VARIABLE: Pain - Question 5

Are there outliers in the data for this variable?

Group of answer choices

Yes, there are outliers in the data.

No, there are no outliers in the data.

This variable should not be evaluated for outliers.

 

Flag question: Question 42

Question 420.2 pts

VARIABLE: PAIN - Question 6

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

Group of answer choices

16.7% of the participants had a pain score of less than or equal to 3

70% of the participants had pain scores of less than 5

7% had a pain score of 6

The median is 3.5

The mean is 3.58

 

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