Question: The random sample shown below was selected from a normal distribution. 9 , 5 , 7 , 3 , 3 , 9 Copy to Clipboard

The random sample shown below was selected from a normal distribution.

9,

5,

7,

3,

3,

9

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Complete parts a and b.

a. Construct a 90%

confidence interval for the population mean mu.

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