Question: I need some help with these 2 questions 1. A challenging final exam yields the following results: 10, 15, 20, 20, 25, 25, 25, 30,

I need some help with these 2 questions 1. A challenging

I need some help with these 2 questions

1. A challenging final exam yields the following results: 10, 15, 20, 20, 25, 25, 25, 30, 30, 100. Which type of measure would best represent the center of the results and what is its value? (2 points) O a. Mean = 30 O b. Mode = 25 O c. Median = 25 O d. Sample size = 101. The regression equation, 7 = 6.511 + 20, is obtained after performing a regression analysis, where x represents the number of hours studied for an exam and y represents the marks on the exam. Is the following statement true or false regarding the analysis above? (2 points) If the regression square (RA 2} is 0.11, the number of hours studied is very useful for predicting the exam marks. 0 a, True 0 b, Paige

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