Section 9.3 Homework Question 4

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Section 9.3 Homework Question 4

Question

Section 9.3 Homework

4.

The following data represent the pH of rain for a random sample of

rain dates in a particular region. A normal probability plot suggests the data could come from a population that is normally distributed. A boxplot indicates there are no outliers. The sample standard deviation is

s.

Construct and interpret a

​%

confidence interval for the standard deviation pH of rainwater in this region.

Select the correct choice below and fill in the answer boxes to complete your choice.
​(Use ascending order. Round to three decimal places as​ needed.)

 

 

 

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This question is taken from Math 136 – Introduction to Statistics » Summer 2021 » Section 9.3 Homework