Three years ago, the average starting salary of a new business graduate with a major in accounting in UAE was 15,000 Dhs. A random sample of 10 accounting graduates from this year's graduating class of ZU is selected. The ZU management wants to determine if the starting salaries have increased in the last three years. Assume that the population of starting salaries in accounting is strongly skewed. Which one of the following tests is appropriate for this problem? a One-sample t-test b One-sample z-test c Either one-sample z-test or one-sample t-test d Neither one-sample z-test nor one-sample t-test
Three years ago, the average starting salary of a new business graduate with a major in accounting in UAE was 15,000 Dhs. A random sample of 10 accounting graduates from this year's graduating class of ZU is selected. The ZU management wants to determine if the starting salaries have increased in the last three years. Assume that the population of starting salaries in accounting is strongly skewed. Which one of the following tests is appropriate for this problem? a One-sample t-test b One-sample z-test c Either one-sample z-test or one-sample t-test d Neither one-sample z-test nor one-sample t-test
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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Three years ago, the average starting salary of a new business graduate with a major in accounting in UAE was 15,000 Dhs. A random sample of 10 accounting graduates from this year's graduating class of ZU is selected. The ZU management wants to determine if the starting salaries have increased in the last three years. Assume that the population of starting salaries in accounting is strongly skewed. Which one of the following tests is appropriate for this problem?
a One-sample t-test
b One-sample z-test
c Either one-sample z-test or one-sample t-test
d Neither one-sample z-test nor one-sample t-test
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