Remark: show your work in actalis 1. A researcher wanted to compare the daily salaries between technicians in two or to

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Remark Show Your Work In Actalis 1 A Researcher Wanted To Compare The Daily Salaries Between Technicians In Two Or To 1 (37.17 KiB) Viewed 36 times

Remark: show your work in actalis 1. A researcher wanted to compare the daily salaries between technicians in two or to AB) Independent random samples of 11 technicians from the factory A and technicians from actory rew The summary statistics were as follows: Factory. A Enctor. Sample size 12 10 Sample Mean 54.55 81.25 Sample Std. Dev. 3.85 3.25 Assume that the two samples are selected from normally distributed populations Ano mume that the two variances are equal. Compute the Pooled-standard deviation for the difference between two sample mear 2. Referring to question 1, compute the standard error of the difference between the two sample means (1 point) 3. An advertising company has developed a new ad for one of the national car manufacturing companies. The ad agency is interested in testing whether the proportion of favorable response to the ad is the same between male adults versus female adults. It plans on conducting the test using a = 0.05. A sample of 120 adults of each gender will be used in the study. Each person will be asked to view the ad and indicate whether they find the ad to be *pleasing" or not. The samples resulted in 72 males that liked the ad and 60 females that liked the ad. Write down Ho and H. (1 point) 4. Referring to question 3, what is the value of the test statistic? (2 point