SOLUTION: Construct the indicated confidence interval for the population mean μ using the​ t-distribution. Assume the population is normally distributed. c=0.90​, x=14.6​, s=3.0​

Algebra ->  Probability-and-statistics -> SOLUTION: Construct the indicated confidence interval for the population mean μ using the​ t-distribution. Assume the population is normally distributed. c=0.90​, x=14.6​, s=3.0​      Log On


   

Question 1178988: Construct the indicated confidence interval for the population mean μ using the​ t-distribution. Assume the population is normally distributed.
c=0.90​, x=14.6​, s=3.0​, n=7
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Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

Hi
Sample(n=7): x̄ =14.6​,  s=3.0​
c=0.90, z(df6) = 1.94
ME =+z%2Asigma%2Fsqrt%28n%29+=+1.94%2A3%2Fsqrt%287%29 = 2.2
14.6 - 2.2 < mu < 14.6 + 2.2
CI: = (12.4, 16.8)

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