17. James Bond, Registrar for the University studied the number of rage incidents by students on campus. The registrar discovered that the distribution is approximately normal with a mean of 19 per semester and a standard deviation of 7 (12 pts)
a. What is the probability of 15 or more rage incidents per semester? _
b. What is the probability of 3 or less rage incidents per semester? _
c. What is the probability of 23 or more rage incidents per semester? _
d. What is the probability of getting between 7 and 11 rage incidents per semester?
e. What is the probability of getting between 13 and 41 rage incidents per semester?
f. What is the probability of 19 or more rage incidents per semester?
18. The minimum daily temperatures for the last seven years on February 25 at
North Pole, Alaska were as follows: (4 pts)
-3, 22, 15, 7, -17,-6 and 11
Find the “Range” _
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