11.) Professor Leary is inspecting his students\' grades on their most recent Ch
ID: 3071187 • Letter: 1
Question
11.) Professor Leary is inspecting his students' grades on their most recent Chemistry exam. He observes that that the distribution of are normally shaped with a 56 and a -14. Some of his students are curious about what their exam scores (X) were grades a.) If Rob's score is 2 standard deviations (o) above the mean, his score would be: X- b.) If Klara's score is 0 standard deviations (o) from the mean, her score would be: X = c.) If Marco's score is 1.5 standard deviations (o) above the mean, his score would be: X- d.) If Hodor's score is 3 standard deviations (o) below the mean, his score would be: X-Explanation / Answer
a) Rob's score = 56 + 2*14 = 84
b) Klara's score = 56 + 0*14 = 56
c) Marco's score = 56 + 1.5*14 = 77
d) Hodor's score = 56 - 3*14 = 14
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