(b) Compute the value of the test statistic. Round the answer to two decimal places. t =

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Part 2 of 5
(b) Compute the value of the test statistic. Round the answer to two decimal places.
t =
Transcribed Image Text:Part 2 of 5 (b) Compute the value of the test statistic. Round the answer to two decimal places. t =
College tuition: The mean annual tuition and fees for a sample of 14 private colleges in California was $35,750 with a standard
deviation of $7650. A dotplot shows that it is reasonable to assume that the population is approximately normal. Can you conclude tha
the mean tuition and fees for private institutions in California differs from $35,000 ? Use the a=0.10 level of significance and the P-va
method with the TI-84 Plus calculator.
Part 1 of 5
Transcribed Image Text:College tuition: The mean annual tuition and fees for a sample of 14 private colleges in California was $35,750 with a standard deviation of $7650. A dotplot shows that it is reasonable to assume that the population is approximately normal. Can you conclude tha the mean tuition and fees for private institutions in California differs from $35,000 ? Use the a=0.10 level of significance and the P-va method with the TI-84 Plus calculator. Part 1 of 5
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