52 30 47 37 56 37 39 37 47 - Click the icon to view the table of critical correlation coefficient values for normal probability plots. 44 350 26 ) Draw a normal probability plot to determine if it is reasonable to conclude the data come from a population that is normally distributed. Choose the correct answer below. A. O B. Oc. OD. -1+ 30 40 50 20 30 40 50 60 20 30 40 50 60 Age (in weeks) 20 30 40 50 60 Age (in weeks) Age (in weeks) Age (in weeks) Expected z-score

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Question #4

The data shown below represent the age (in weeks) at which babies first crawl, based on a survey of 12 mothers. Complete parts (a) through (c) below.

52, 47, 30, 44, 35, 47, 37, 37, 56, 26, 39, 37

Click the icon to view the table of critical correlation coefficient values for normal probability plots.

---

(a) Draw a normal probability plot to determine if it is reasonable to conclude the data come from a population that is normally distributed. Choose the correct answer below.

**Option A:** Graph showing a scatter plot with points forming a straight line sloped upwards. 

**Option B:** Graph showing a scatter plot with points clustered at the left, and a line sloped downwards.

**Option C:** Graph showing a scatter plot with points forming a linear line.

**Option D:** Graph showing a scatter plot with points forming an S-shaped curve sloped upwards.
Transcribed Image Text:The data shown below represent the age (in weeks) at which babies first crawl, based on a survey of 12 mothers. Complete parts (a) through (c) below. 52, 47, 30, 44, 35, 47, 37, 37, 56, 26, 39, 37 Click the icon to view the table of critical correlation coefficient values for normal probability plots. --- (a) Draw a normal probability plot to determine if it is reasonable to conclude the data come from a population that is normally distributed. Choose the correct answer below. **Option A:** Graph showing a scatter plot with points forming a straight line sloped upwards. **Option B:** Graph showing a scatter plot with points clustered at the left, and a line sloped downwards. **Option C:** Graph showing a scatter plot with points forming a linear line. **Option D:** Graph showing a scatter plot with points forming an S-shaped curve sloped upwards.
**Critical Correlation Coefficient Values for Normal Probability Plots**

This table provides the critical correlation coefficient values required for normal probability plots based on the sample size.

| Sample Size, n | Critical Value |
|----------------|----------------|
| 5              | 0.880          |
| 6              | 0.888          |
| 7              | 0.898          |
| 8              | 0.906          |
| 9              | 0.912          |
| 10             | 0.918          |
| 11             | 0.923          |
| 12             | 0.928          |
| 13             | 0.932          |
| 14             | 0.935          |
| 15             | 0.939          |
| 16             | 0.941          |
| 17             | 0.944          |
| 18             | 0.946          |
| 19             | 0.949          |
| 20             | 0.951          |
| 21             | 0.952          |
| 22             | 0.954          |
| 23             | 0.956          |
| 24             | 0.957          |
| 25             | 0.959          |
| 30             | 0.960          |

This table can be used to determine whether a given sample follows a normal distribution by comparing the correlation coefficient of the sample's data with the critical value for its sample size.
Transcribed Image Text:**Critical Correlation Coefficient Values for Normal Probability Plots** This table provides the critical correlation coefficient values required for normal probability plots based on the sample size. | Sample Size, n | Critical Value | |----------------|----------------| | 5 | 0.880 | | 6 | 0.888 | | 7 | 0.898 | | 8 | 0.906 | | 9 | 0.912 | | 10 | 0.918 | | 11 | 0.923 | | 12 | 0.928 | | 13 | 0.932 | | 14 | 0.935 | | 15 | 0.939 | | 16 | 0.941 | | 17 | 0.944 | | 18 | 0.946 | | 19 | 0.949 | | 20 | 0.951 | | 21 | 0.952 | | 22 | 0.954 | | 23 | 0.956 | | 24 | 0.957 | | 25 | 0.959 | | 30 | 0.960 | This table can be used to determine whether a given sample follows a normal distribution by comparing the correlation coefficient of the sample's data with the critical value for its sample size.
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