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8th Edition

Frederick J Gravetter + 1 other

Publisher: Cengage Learning

ISBN: 9781133956570

Chapter 5, Problem 19P

Textbook Problem

In a sample distribution, *X* = 56 corresponds to *z =* 1.00, and *X* = 47 corresponds *to z= –*0.50. Find the mean and standard deviation for the sample.

Essentials of Statistics for the Behavioral Sciences

Ch. 5.2 - Identify the z-score value corresponding to each...Ch. 5.2 - Describe the location in the distribution for each...Ch. 5.2 - For a population with = 30 and = 8, find the...Ch. 5.2 - For a population with = 50 and = 12, find the X...Ch. 5.2 - For a distribution with = 40 and s = 12, find the...Ch. 5.2 - For a distribution with = 40 and = 12, find the...Ch. 5.2 - In a distribution with = 50, a score of X = 42...Ch. 5.2 - In a distribution with = 12, a score of X = 56...Ch. 5.3 - A normal-shaped distribution with = 40 and = 8...Ch. 5.3 - What is advantage of having a mean of = 0 for a...

Ch. 5.3 - A distribution of English exam scores has = 70...Ch. 5.3 - A distribution of English exam scores has = 50...Ch. 5.4 - A population of scores has = 73 and = 8. If the...Ch. 5.4 - A population with a mean of = 44 and a standard...Ch. 5.6 - For a sample with a mean of M = 40 and a standard...Ch. 5.6 - For a sample with a mean of M = 80 and a standard...Ch. 5.6 - For a sample with a mean of M = 85, a score of X =...Ch. 5.6 - For a sample with a standard deviation of s = 12,...Ch. 5.6 - A sample has a mean of M = 30 and a standard...Ch. 5 - What information is provided by the sign (+/) of a...Ch. 5 - A distribution has a standard deviation of = 10....Ch. 5 - For a distribution with a standard deviation of =...Ch. 5 - For a population with = 80 and = 10, a.Find the...Ch. 5 - For a population with = 40 and a = 11, find the...Ch. 5 - For a population with a mean of = 100 and a...Ch. 5 - A population has a mean of = 60 and a deviation...Ch. 5 - A sample has a mean of M = 30 and a standard...Ch. 5 - A sample has a mean of M = 25 and a standard...Ch. 5 - Find the z-score corresponding to a score of X =...Ch. 5 - Find the X value corresponding to z = 0.25 for...Ch. 5 - A score that is 6 points below the mean...Ch. 5 - A score that is 9 points above the mean...Ch. 5 - For a population with a standard deviation of =...Ch. 5 - For a sample with a standard deviation of s = 8, a...Ch. 5 - For a sample with a mean of M = 51, a score of X =...Ch. 5 - For a population with a mean of = 70, a score X =...Ch. 5 - In a population distribution, a score of X = 28...Ch. 5 - In a sample distribution, X = 56 corresponds to z...Ch. 5 - For each of the following populations, would a...Ch. 5 - A distribution of exam scores has a mean of = 78....Ch. 5 - For each of the following, identify the exam score...Ch. 5 - A distribution with a mean of = 38 and a standard...Ch. 5 - A distribution with a mean of = 76 and a standard...Ch. 5 - A population consists of the following N = 5...Ch. 5 - A sample consists of the following n = 7 scores:...

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