To explain: The reason of using the t procedures instead of z test.

Expert Solution & Answer

Answer to Problem 99E

The correct option is (c).

Explanation of Solution

Given:

There are two tests zand t test. The reason of using the t procedures instead of z test is required to discuss here.

z -test and t -testare defined as statistical procedures that are used to determine whether the sample mean differs from the population mean or not. It must be noted that z -test is preferred to usewhen the standard deviation of the population is given, and t -test is used the standard deviation of the population is not given.

The correct option is (c).

Chapter 9.3, Problem 98E

Chapter 9.3, Problem 100E

Chapter 9 Solutions

The Practice of Statistics for AP - 4th Edition

Ch. 9.1 - Prob. 1.1CYU Ch. 9.1 - Prob. 1.2CYU Ch. 9.1 - Prob. 2.1CYU Ch. 9.1 - Prob. 2.2CYU Ch. 9.1 - Prob. 2.3CYU Ch. 9.1 - Prob. 1E Ch. 9.1 - Prob. 2E Ch. 9.1 - Prob. 3E Ch. 9.1 - Prob. 4E Ch. 9.1 - Prob. 5E

Ch. 9.1 - Prob. 6E Ch. 9.1 - Prob. 7E Ch. 9.1 - Prob. 8E Ch. 9.1 - Prob. 9E Ch. 9.1 - Prob. 10E Ch. 9.1 - Prob. 11E Ch. 9.1 - Prob. 12E Ch. 9.1 - Prob. 13E Ch. 9.1 - Prob. 14E Ch. 9.1 - Prob. 15E Ch. 9.1 - Prob. 16E Ch. 9.1 - Prob. 17E Ch. 9.1 - Prob. 18E Ch. 9.1 - Prob. 19E Ch. 9.1 - Prob. 20E Ch. 9.1 - Prob. 21E Ch. 9.1 - Prob. 22E Ch. 9.1 - Prob. 23E Ch. 9.1 - Prob. 24E Ch. 9.1 - Prob. 25E Ch. 9.1 - Prob. 26E Ch. 9.1 - Prob. 27E Ch. 9.1 - Prob. 28E Ch. 9.1 - Prob. 29E Ch. 9.1 - Prob. 30E Ch. 9.1 - Prob. 31E Ch. 9.1 - Prob. 32E Ch. 9.2 - Prob. 1.1CYU Ch. 9.2 - Prob. 2.1CYU Ch. 9.2 - Prob. 3.1CYU Ch. 9.2 - Prob. 33E Ch. 9.2 - Prob. 34E Ch. 9.2 - Prob. 35E Ch. 9.2 - Prob. 36E Ch. 9.2 - Prob. 37E Ch. 9.2 - Prob. 38E Ch. 9.2 - Prob. 39E Ch. 9.2 - Prob. 40E Ch. 9.2 - Prob. 41E Ch. 9.2 - Prob. 42E Ch. 9.2 - Prob. 43E Ch. 9.2 - Prob. 44E Ch. 9.2 - Prob. 45E Ch. 9.2 - Prob. 46E Ch. 9.2 - Prob. 47E Ch. 9.2 - Prob. 48E Ch. 9.2 - Prob. 49E Ch. 9.2 - Prob. 50E Ch. 9.2 - Prob. 51E Ch. 9.2 - Prob. 52E Ch. 9.2 - Prob. 53E Ch. 9.2 - Prob. 54E Ch. 9.2 - Prob. 55E Ch. 9.2 - Prob. 56E Ch. 9.2 - Prob. 57E Ch. 9.2 - Prob. 58E Ch. 9.2 - Prob. 59E Ch. 9.2 - Prob. 60E Ch. 9.2 - Prob. 61E Ch. 9.2 - Prob. 62E Ch. 9.3 - Prob. 1.1CYU Ch. 9.3 - Prob. 1.2CYU Ch. 9.3 - Prob. 1.3CYU Ch. 9.3 - Prob. 2.1CYU Ch. 9.3 - Prob. 3.1CYU Ch. 9.3 - Prob. 3.2CYU Ch. 9.3 - Prob. 63E Ch. 9.3 - Prob. 64E Ch. 9.3 - Prob. 65E Ch. 9.3 - Prob. 66E Ch. 9.3 - Prob. 67E Ch. 9.3 - Prob. 68E Ch. 9.3 - Prob. 69E Ch. 9.3 - Prob. 70E Ch. 9.3 - Prob. 71E Ch. 9.3 - Prob. 72E Ch. 9.3 - Prob. 73E Ch. 9.3 - Prob. 74E Ch. 9.3 - Prob. 75E Ch. 9.3 - Prob. 76E Ch. 9.3 - Prob. 77E Ch. 9.3 - Prob. 78E Ch. 9.3 - Prob. 79E Ch. 9.3 - Prob. 80E Ch. 9.3 - Prob. 81E Ch. 9.3 - Prob. 82E Ch. 9.3 - Prob. 83E Ch. 9.3 - Prob. 84E Ch. 9.3 - Prob. 85E Ch. 9.3 - Prob. 86E Ch. 9.3 - Prob. 87E Ch. 9.3 - Prob. 88E Ch. 9.3 - Prob. 89E Ch. 9.3 - Prob. 90E Ch. 9.3 - Prob. 91E Ch. 9.3 - Prob. 92E Ch. 9.3 - Prob. 93E Ch. 9.3 - Prob. 94E Ch. 9.3 - Prob. 95E Ch. 9.3 - Prob. 96E Ch. 9.3 - Prob. 97E Ch. 9.3 - Prob. 98E Ch. 9.3 - Prob. 99E Ch. 9.3 - Prob. 100E Ch. 9.3 - Prob. 101E Ch. 9.3 - Prob. 102E Ch. 9.3 - Prob. 103E Ch. 9.3 - Prob. 104E Ch. 9.3 - Prob. 105E Ch. 9.3 - Prob. 106E Ch. 9.3 - Prob. 107E Ch. 9.3 - Prob. 108E Ch. 9 - Prob. 1CRE Ch. 9 - Prob. 2CRE Ch. 9 - Prob. 3CRE Ch. 9 - Prob. 4CRE Ch. 9 - Prob. 5CRE Ch. 9 - Prob. 6CRE Ch. 9 - Prob. 7CRE Ch. 9 - Prob. 8CRE Ch. 9 - Prob. 9CRE Ch. 9 - Prob. 1PT Ch. 9 - Prob. 2PT Ch. 9 - Prob. 3PT Ch. 9 - Prob. 4PT Ch. 9 - Prob. 5PT Ch. 9 - Prob. 6PT Ch. 9 - Prob. 7PT Ch. 9 - Prob. 8PT Ch. 9 - Prob. 9PT Ch. 9 - Prob. 10PT Ch. 9 - Prob. 11PT Ch. 9 - Prob. 12PT Ch. 9 - Prob. 13PT

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