Refer to the following wage breakdown for a garment factory. Hourly Wages Number of Employees 18 $4 up to $7 7 up to 10 36 20 6 10 up to 13 13 up to 16 What is the class midpoint for the class with the largest frequency?

Consider the following table.

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3190 You're a data analyst for an insurance company. You want to make sure that your employer is not over-paying for car repairs. To investigate this, you bring 31 different cars to two different garages, Bubba's Hubcap Heaven and Repair, and Merle's Motor Shop. Some of the cars need lots of repairs. Some of the cars need very few. By taking each car to both shops, we can directly compare the two sets of prices.  Before running your analysis, be sure to look at the data file and verify that each car requires a different amount of repairs, and that prices in one shop are correlated with prices at the other shop. That is, they're in the same ballpark. The question is whether one tends to charge more, on average, than the other. Your task is to use Excel to test the research hypothesis that prices are different in the two shops; the null hypothesis is that prices are equal between the two shops. You test at the alpha = 0.10 significance level. What do you conclude? Are prices the same?…

40 73 152 297 320 536 574 617 650 702 781 844 860 961 Identify the 5 number summary (min, Q1, median, Q3, max)

After a comprehensive survey is conducted, you are presented with the accompanying data on the total incomes of the “upper class”, the “middle class”, and the “lower class” in five parishes. Rank them in order of inequality? How did you make your determination?