Assume that a simple random sample has been selected from a normally distributed population and test the given claim. Us

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Assume That A Simple Random Sample Has Been Selected From A Normally Distributed Population And Test The Given Claim Us 1 (19.94 KiB) Viewed 18 times

Assume that a simple random sample has been selected from a normally distributed population and test the given claim. Use either the traditional method or P-value method as indicated. Identify the null and alternative hypotheses, test statistic, critical value(s) or P.Value (or range of P-values) as appropriate, and state the final conclusion that addresses the original claim. A public bus company official claims that the mean waiting time for bus number 14 during peak hours is less than 10 minutes. Karen took bus number 14 during peak hours on 18 different occasions. Her mean waiting time was 7,6 minutes with a standard deviation of 23 minutes. At the 0.01 significance level, test the claim that the mean waiting time is less than 10 minutes. Use the P value method of testing hypotheses For the toolbar, press ALT F10 (PC) or ALT-FN-F10(Mac).