QUESTION 20 When individuals in a sample of 150 were asked whether they supported capital punishment, the following information was obtained. O Do you support O capital punishment? Number of individuals OYes 45 O No 55 O No Opinion 50 O We are interested in determining whether or not the opinions of the individuals (as to Yes, No, and No Opinion) are uniformly distributed. The calculated value for the test statistic equals a 2. b. -2. c. 1. O d. 4. QUESTION 21
QUESTION 20 When individuals in a sample of 150 were asked whether they supported capital punishment, the following information was obtained. O Do you support O capital punishment? Number of individuals OYes 45 O No 55 O No Opinion 50 O We are interested in determining whether or not the opinions of the individuals (as to Yes, No, and No Opinion) are uniformly distributed. The calculated value for the test statistic equals a 2. b. -2. c. 1. O d. 4. QUESTION 21
MATLAB: An Introduction with Applications
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**Question 20**
When individuals in a sample of 150 were asked whether they supported capital punishment, the following information was obtained:
- **Do you support capital punishment? Number of individuals**
- Yes: 45
- No: 55
- No Opinion: 50
We are interested in determining whether or not the opinions of the individuals (as to Yes, No, and No Opinion) are uniformly distributed. The calculated value for the test statistic equals:
- a. 2
- b. -2
- c. 1
- d. 4
**Question 21**
In simple linear regression, \( r^2 \) is the:
- a. mean square error.
- b. correlation coefficient.
- c. squared residual.
- d. coefficient of determination.
**Question 22**
Click Save and Submit to save and submit. Click Save All Answers to save all answers.
---
**Notes on Questions**
- **Question 20 Analysis**: This question is about assessing whether the distribution of opinions on capital punishment is uniform using a test statistic.
- **Question 21 Explanation**: In the context of linear regression, \( r^2 \), known as the coefficient of determination, measures how well the independent variable explains the variability of the dependent variable.
**Instructions**
To complete your test, be sure to click "Save and Submit" or "Save All Answers" accordingly.
---
This educational content provides an overview of statistical analysis in surveys and simple linear regression concepts, useful for learners looking to understand data analysis in social sciences."
Transcribed Image Text:### Educational Website Text Transcription
**Question 20**
When individuals in a sample of 150 were asked whether they supported capital punishment, the following information was obtained:
- **Do you support capital punishment? Number of individuals**
- Yes: 45
- No: 55
- No Opinion: 50
We are interested in determining whether or not the opinions of the individuals (as to Yes, No, and No Opinion) are uniformly distributed. The calculated value for the test statistic equals:
- a. 2
- b. -2
- c. 1
- d. 4
**Question 21**
In simple linear regression, \( r^2 \) is the:
- a. mean square error.
- b. correlation coefficient.
- c. squared residual.
- d. coefficient of determination.
**Question 22**
Click Save and Submit to save and submit. Click Save All Answers to save all answers.
---
**Notes on Questions**
- **Question 20 Analysis**: This question is about assessing whether the distribution of opinions on capital punishment is uniform using a test statistic.
- **Question 21 Explanation**: In the context of linear regression, \( r^2 \), known as the coefficient of determination, measures how well the independent variable explains the variability of the dependent variable.
**Instructions**
To complete your test, be sure to click "Save and Submit" or "Save All Answers" accordingly.
---
This educational content provides an overview of statistical analysis in surveys and simple linear regression concepts, useful for learners looking to understand data analysis in social sciences.
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