ok Assume the sample is taken from a normally distributed population. Construct 90% confidence intervals for (a) the population varia o and (b) the population standard deviation o. Interpret the results. (b) The confidence interval for the population standard deviation is (Round to four decimal places as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to four decimal place as needed.) OA. With 10% confidence, you can say that the population standard deviation is less than inches. OB. With 90% confidence, you can say that the population standard deviation is greater than inches Next A

MATLAB: An Introduction with Applications
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Certainly! Here’s a transcription of the text for educational purposes:

---

Assume the sample is taken from a normally distributed population. Construct 90% confidence intervals for (a) the population variance σ² and (b) the population standard deviation σ. Interpret the results.

(b) The confidence interval for the population standard deviation is __________ (Round to four decimal places as needed.)

Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to four decimal places as needed.)

- A. With 10% confidence, you can say that the population standard deviation is less than __________ inches.

- B. With 90% confidence, you can say that the population standard deviation is greater than __________ inches.

[Next]

---

No graphs or diagrams are present in the image.
Transcribed Image Text:Certainly! Here’s a transcription of the text for educational purposes: --- Assume the sample is taken from a normally distributed population. Construct 90% confidence intervals for (a) the population variance σ² and (b) the population standard deviation σ. Interpret the results. (b) The confidence interval for the population standard deviation is __________ (Round to four decimal places as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to four decimal places as needed.) - A. With 10% confidence, you can say that the population standard deviation is less than __________ inches. - B. With 90% confidence, you can say that the population standard deviation is greater than __________ inches. [Next] --- No graphs or diagrams are present in the image.
You randomly select and measure the contents of 10 bottles of cough syrup. The results (in fluid ounces) are shown to the right:

- 4.218
- 4.292
- 4.259
- 4.249
- 4.186
- 4.258
- 4.262
- 4.247
- 4.225
- 4.237

Assume the sample is taken from a normally distributed population. Construct 90% confidence intervals for (a) the population variance \( \sigma^2 \) and (b) the population standard deviation \( \sigma \). Interpret the results.

**(a)** The confidence interval for the population variance is [ , ].  
(Round to six decimal places as needed.)

Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to six decimal places as needed.)

- A. With 90% confidence, it can be said that the population variance is less than [ ].
- B. With 10% confidence, it can be said that the population variance is greater than [ ].
Transcribed Image Text:You randomly select and measure the contents of 10 bottles of cough syrup. The results (in fluid ounces) are shown to the right: - 4.218 - 4.292 - 4.259 - 4.249 - 4.186 - 4.258 - 4.262 - 4.247 - 4.225 - 4.237 Assume the sample is taken from a normally distributed population. Construct 90% confidence intervals for (a) the population variance \( \sigma^2 \) and (b) the population standard deviation \( \sigma \). Interpret the results. **(a)** The confidence interval for the population variance is [ , ]. (Round to six decimal places as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to six decimal places as needed.) - A. With 90% confidence, it can be said that the population variance is less than [ ]. - B. With 10% confidence, it can be said that the population variance is greater than [ ].
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