Multiple Choice
The local amusement park was interested in the average wait time at their most popular roller coaster at the peak park time (2 p.m.) . They selected 13 patrons and had them get in line between 2 and 3 p.m. Each was given a stop watch to record the time they spent in line. The times recorded were as follows (in minutes) (mean = 114.15) :
118, 124, 108, 116, 99, 120, 148, 118, 119, 121, 45, 130, 118
-What is the variance?
A) 103
B) 23.62
C) 557.97
D) 128.8
E) 115
Correct Answer:

Verified
Correct Answer:
Verified
Q40: Compute the population variance of the data:
Q41: The point estimate of the population _
Q42: In a survey of 550 randomly-selected
Q43: The _ is a quantity that measures
Q44: The numbers of rooms for 15 home
Q46: What are three important properties of any
Q48: What is the first quartile?<br>A)$1,446.5<br>B)$2,995<br>C)$3,415.75<br>D)$3,587<br>E)$4,212
Q49: The 550 students answered an additional
Q50: In a statistic class, 10 scores were
Q130: If there are 7 classes in a