soccer players were oblained independently and weigne accompa Arandom sampie of male college distributions of both data sets suggest that the population distributions are roughly Normal. Determine whether the difference in means is significant, using a significance level of 0.05. eball players random sample c Colleg table shows the unstacked weights (in pounds). me E Click the icon to view the data table Let HRasehall be the population mean weight (in pounds) of male college baseball players and let HSoccer be the population mean weight (in pounds) of male college soccer players. Determine the hypotheses for this test. Ho: HBaseball - HSoccer Ha: PBaseball -HSoccer * 0 Find the test statistic for this test. t3D (Round to two decimal places as needed.)

Please answer the questions in the photo. TY! Both screenshots are for the same question

Gasoline tax. find the mean, median, and mode for the data in the following table. (source: American Petroleum Institute.) State Gasoline Tax, 2017 STATE TAX(CENTS PER GAL.) winsconsin 32.9 new york 43.9 connecticut 39.9 nebraska 28.2 kansas 24.0 texas 20.0 california 38.1 tennessee 21.4

Find the sample variance of the following set of data: 10, 5, 8, 8, 9. Round the final answer to one decimal place.( show calculation)

The midterm and final exam grades for a statistics course are provided in the data set below. Jaymes, a student in the class, scored 86 on both exams. Treat the given data sets as samples. Midterm: 80, 78, 85, 82, 79, 79, 78, 86, 80, 84, 78, 84, 80, 84, 81, 78, 81, 82, 78, 84 Final: 81, 88, 68, 69, 69 81, 82, 86, 76, 71, 72, 68, 77, 86, 68, 83, 84, 71, 81, 87 z-score for midterm: 1.857 z-score for final: 1.181 Based on the z-scores calculated above, which of Jaymes's grades is more unusual, the midterm grade or the final exam grade? Select the correct answer below: A. The absolute value of the z-score for the final exam grade is greater than for the midterm grade, so the final exam grade is more unusual. B. The absolute value of the z-score for the midterm exam grade is less than for the final grade, so the midterm grade is more unusual. C. The absolute value of the z-score for the midterm exam grade is greater than for the final grade, so the midterm grade is more…

The ages in years of a random sample of shoppers at a gamming store are shown. 12, 17, 23, 13, 20, 16, 20, 18, 13, 18. Find the range, mean, variance and standard deviation.

The tuition and fees (in thousands of dollars) for the top 14 universities in a recent year are listed below. Find the mean, median, and mode of the data, if possible. If any of these measures cannot be found or a measure does not represent the center of the data, explain why. 42 44 35 42 45 44 46 44 42 44 47 44 45 Q 39 C Find the mean cost. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. The mean cost is (Round to one decimal place as needed.) OB. There is no mean cost. Does the mean represent the center of the data? O A. The mean represents the center. O B. The mean does not represent the center because it is not a data value. O C. The mean does not represent the center because it is the largest data value. O D. The mean does not represent the center because it is the smallest data value. O E. There is no mean cost. Find the median cost. Select the correct choice below and, if necessary, fill in the answer box to complete your…

I ask the question again here (in bartleby) , because my teacher said it was wrong (the answer I got from the other bartleby expert). It´s ok!! just please read the instructions and data carefully.   (answer the question in the image)

pls help   Eight car dealerships reported the number of cars they sold last month.   Car Dealership Number of Cars Sold GMC 84 Chevrolet 81 Nissan 92 Toyota 92 Ford 95 Honda 94 Hyundai 80 Acura 72     What is the upper and lower quartile of this set of data? lower quartile: 80.5upper quartile: 93 lower quartile: 88upper quartile: 93 lower quartile: 80.5upper quartile: 88 lower quartile: 72upper quartile: 95

The highway mileage (mpg) for a sample of 8 different models of a car company can be found below. Find the mean, median, mode, and standard deviation. Round to one decimal place as needed. 19, 23, 26, 27, 30, 32, 34, 34 Mean = Median = Mode = Standard Deviation =