Directions: On a clean sheet of paper, find the critical value of the followi ta and n 17 for the 90% confidence interval for the mean. a. b. ta and n = 20 for the 98% confidence interval for the mean. ta and n = 22 for the 99% confidence interval for the mean. C.

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hi can you help me answer a, b and c?

Directions: On a clean sheet of paper, find the critical value of the following.
ta and n = 17 for the 90% confidence interval for the mean.
а.
b.
tg and n = 20 for the 98% confidence interval for the mean.
tg and n = 22 for the 99% confidence interval for the mean.
C.
d.
ta and n = 8 for the 95% confidence interval for the mean.
е.
ta and n= 21 for the 85% confidence interval for the mean.
Transcribed Image Text:Directions: On a clean sheet of paper, find the critical value of the following. ta and n = 17 for the 90% confidence interval for the mean. а. b. tg and n = 20 for the 98% confidence interval for the mean. tg and n = 22 for the 99% confidence interval for the mean. C. d. ta and n = 8 for the 95% confidence interval for the mean. е. ta and n= 21 for the 85% confidence interval for the mean.
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