Part 2 of 5 (b) Compute the test statistic. Do not round intermediate steps. Round the answer to two decimal places. X

Use the expression in the accompanying discussion of sample size to find the size of each sample if you want to estimate the difference between proportions of men and women who own smartphones assume that you want 99% confidence that your area is no more than 0.045

The International League of Triple-A minor league baseball consists of 14 teams organized into three divisions: North, South, and West. Suppose the following data show the average attendance for the 14 teams in the International League. Also shown are the teams' records; W denotes the number of games won, L denotes the number of games lost, and PCT is the proportion of games played that were won. Team Name Division w L PCT Attendance Buffalo Bisons North 66 77 0.462 8,816 Lehigh Valley IronPigs North 55 89 0.382 8,474 Pawtucket Red Sox North 85 58 0.594 9,092 Rochester Red Wings North 74 70 0.514 6,919 Scranton-Wilkes Barre Yankees North 88 56 0.611 7,144 Syracuse Chiefs North 69 73 0.486 5,767 Charlotte Knights South 63 78 0.447 4,529 Durham Bulls South 74 70 0.514 6,991 Norfolk Tides South 64 78 0.451 6,288 Richmond Braves South 63 78 0.447 4,457 Columbus Clippers West 69 73 0.486 7,797 Indianapolis Indians West 68 76 0.472 8,533 Louisville Bats West 88 56 0.611 9,154 Toledo Mud Hens…

I need help with parts a AND b (towards the bottom of the page), please and thank you

Claim: Fewer than 93​% of adults have a cell phone. In a reputable poll of 1041 ​adults, 88​% said that they have a cell phone. Find the value of the test statistic.         Question content area bottom Part 1 The value of the test statistic is enter your response here. ​(Round to two decimal places as​ needed.)

Claim: The proportion of children who play sports is less than 55%. Sample statistics include n = 1,320 subjects with 33% saying that they play a sport. Find the value of the test statistic.  Round your answer to two decimal places, if needed.

Carmen and Rosanna are two employees in an electronics store. The store manager has put an emphasis on increasing the number of applications for the store credit card. The manager randomly selected 24 weeks for each employee and recorded the number of completed applications for each week, which is provided in the samples below. Each employee completed 21 applications in one of the weeks selected. Use Excel to calculate each employee's z-score for completing 21 applications. Round your answers to two decimal places. Carmen Rosanna11 56 1115 613 185 1114 1416 521 208 1110 97 1416 1513 1310 619 2118 95 1817 310 126 1712 1214 419 1017 8

You are testing the claim that the proportion of men who own cats is smaller than the proportion of women who own cats. You sample 140 men, and 65% own cats. You sample 60 women, and 40% own cats. Find the test statistic, rounded to two decimal places. 9 € Priv Terr Submit Question Type here to search Esc 4x F1 F2 F3 # N F4 69 F5 da x D

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To study the effect of temperature on yield in a chemical process, five batches were produced at each of three temperature levels. The results follow. Source of Variation 50°C 60°C 70°C Error 35 Total 23 Temperature 35 38 34 Treatments 70 29 368 31 438 35 23 22 Construct an analysis of variance table. (Round your values for MSE and F to two decimal places, and your p-value to four decimal places.) 24 27 27 29 Sum of Squares 38 2 Degrees of Freedom 11 X X 35 Mean Square 18.83 X F p-value Use a 0.05 level of significance to test whether the temperature level has an effect on the mean yield of the process.