Question
1. The worldwide market share for the Mozilla Firefox web browser was 20.3% in a recent month. Suppose that you decide to select a sample
1.The worldwide market share for the Mozilla Firefox web browser was 20.3% in a recent month. Suppose that you decide to select a sample of 100 students at your university and you find that 25 use the Mozilla Firefox web browser.
Use the p-value approach to try to determine whether there is evidence that the market share for the Mozilla Firefox web browser at your university is greater than theworldwide market share of 20.3%. (Use the 0.05 level of significance.)
Suppose that the sample size is n = 400, and you find that 25% of the sample of students at your university use the Mozilla Firefox web browser. Use the p-value approach to try to determine whether there is evidence that the market share for the Mozilla Firefox web browser at your university is greater than theworldwide market share of 20.3%.(Use the 0.05 level of significance.)
Discuss the effect that sample size has on hypothesis testing
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Business Analytics Data Analysis and Decision Making
Authors: S. Christian Albright, Wayne L. Winston
5th edition
1133629601, 9781285965529 , 978-1133629603
