11 IfXis a normal random variable with mean of 1228 and a standard deviation of 120, the number of standard deviations from 1228 to 1380 is 11.50 B. 1.267 C 3.1989 None of the suggested answers are correct 10.233

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Q11,12 Please provide justified answer for each
SECTION 1
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11 IfX is a normal random variable with mean of 1228 and a standard deviation of 120, the number of standard deviations from 1228 to 1380 is:
11.50
1.267
3.1989
D
None of the suggested answers are correct
10.233
12 Which of the following summary measures is affected most by outliers?
the first quartile
all of the suggested answers are correct
the second quartile
D
the third quartile
Transcribed Image Text:SECTION 1 Show Instructions 11 IfX is a normal random variable with mean of 1228 and a standard deviation of 120, the number of standard deviations from 1228 to 1380 is: 11.50 1.267 3.1989 D None of the suggested answers are correct 10.233 12 Which of the following summary measures is affected most by outliers? the first quartile all of the suggested answers are correct the second quartile D the third quartile
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