The following data represents the IQ scores of 11 randomly s…
The following data represents the IQ scores of 11 randomly selected Americans. 85 86 92 98 101 101 103 106 107 132 139 (Round to 3 decimal places as needed) a. Calculate the mean [a] b. Calculate the median [b] c. Calculate Q1 [c] d. Calculate Q3 [d] e. Calculate the IQR [e] f. Calculate the lower fence [f] g. Calculate the upper fence [g] h. List any outliers (leave blank if no outliers; if there are multiple, separate them with commas) [h]
Read DetailsThe final exam grades of a Business Statistics class are bel…
The final exam grades of a Business Statistics class are bell-shaped with a mean of 81 and a standard deviation of 4. a. Calculate the z-score of a student scoring an 86 on the midterm. [a] b. Approximately what percentage of students scored between a 73 and 93? [b] c. Approximately what percentage of students scored below a 77? [c]
Read DetailsLet the sample space S = {4, 5, 6, 7, 8, 9, 10, 11, 12, 13,…
Let the sample space S = {4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, the event A = {5, 6, 12, 14} and the event B = {5, 7, 10, 12, 13}. (For parts a and b, separate the elements with commas and put your answers in numerical order.) a. List the elements of A
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