Question: I need to post attachment D Question 10 20 pts The output voltage for a certain electric circuit has a normal distribution. A sample of
I need to post attachment

D Question 10 20 pts The output voltage for a certain electric circuit has a normal distribution. A sample of 8 independent readings ( x) on the voltage are given as follows: 29, 26, 22, 35, 31, 25, 32, 24. For the sake of convenience, you can use the following results: _ x; - 224, > >? - 6412. 1. Construct a 95% confidence interval for the mean of the output voltage. 2. Construct a 95% upper confidence interval for the mean of the output voltage. 3. What is a 95% confidence interval for the variance of the output voltage? Upload Choose a File O w ? 82F Partly sunny hp
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