T Distribution.docx - Construct a 93% confidence interval...

This preview shows page 1 - 3 out of 3 pages.

The preview shows page 3 - 3 out of 3 pages.
Construct a 93% confidence interval for a sampling distribution that has a mean of 150,a standard deviation of 20, and a size of 16.141.25–158.777–93%140.25–159.75139.34–160.66
As the confidence level increases for the same sampling distribution, the confidenceinterval __________.
In which of the following isTdistribution used?
Construct a 93% confidence interval for a sampling distribution that has means of {4, 4,4, 4.2, 4.2, 4.3, 4.3, 4.3, 4.4, 4.4, 4.4, 4.4, 4.5, 4.5, 4.6, 4.7, 4.7, 4.7, 4.8, 4.8, 4.8, 4.9,4.9, 4.9, 4.9}.
As the confidence interval increases for the same sampling distribution, the value of thecritical value __________.fluctuates between larger and smallerremains the sameincreasesdecreases in size
Construct a 95% confidence interval for a sampling distribution that has means of {4, 4,4, 4.2, 4.2, 4.3, 4.3, 4.3, 4.4, 4.4, 4.4, 4.4, 4.5, 4.5, 4.6, 4.7, 4.7, 4.7, 4.8, 4.8, 4.8, 4.9,
End of preview. Want to read all 3 pages?

Upload your study docs or become a

Course Hero member to access this document

Term
Summer
Professor
Porter

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture