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1. In a study of 2246 randomly selected drivers, 964 said that they use their mobile phone regularly while driving. It w
Posted: Mon May 09, 2022 12:07 pm
by answerhappygod
- 1 In A Study Of 2246 Randomly Selected Drivers 964 Said That They Use Their Mobile Phone Regularly While Driving It W 1 (34.91 KiB) Viewed 27 times
1. In a study of 2246 randomly selected drivers, 964 said that they use their mobile phone regularly while driving. It was believed that more than 40% of drivers regularly use their mobile phone while driving. Carry out a hypothesis test to test this claim. (a) State the null and alternative hypotheses of interest. [4 marks) (b) Compute the test statistic. (4 marks] (c) Find the p-value, use it to evaluate the test statistic, and give the conclusion. Use a = 0.05. (5 marks]