Mathematics, 06.06.2020 21:58, thibeauxkristy
In a random sample of 49 people who work out in the morning it is found that they exercise an average of 4.1 hours per weeks with a standard deviation of 0.7 hours. In a random sample of 54 people who exercise in the afternoon or evening it is found they exercise an average of 3.7 hours with a standard deviation of 0.5 hours. Test the claim that people who exercise in the morning have a mean exercise time greater than those who work out in the afternoon or evening at a 5% level of significance. a. Identify the parameter and label all given information. b. Identify the null hypothesis and the alternative hypothesis and identify the claim. c. Find the critical value(s). d. Compute the test statistic and/or find the p-value. e. State the conclusion that addresses the original claim. Upload
Answers: 3
Mathematics, 22.06.2019 04:20, rakanmadi87
If the class creates a histogram of the data in table, how many students are in the range 12cm to 13.9 cm
Answers: 1
In a random sample of 49 people who work out in the morning it is found that they exercise an averag...
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