For the data set given below the sample variance will be computed. How many degrees of freedom are there? 6 9 6 1 5 11 5 9 8
A) 8 B) 9 C) 1 D) 10
Q. 2A university compared the mean salary of its science graduates ten years after graduation with the mean salary of its social science graduates ten years after graduation.
A) quantitative, independent B) qualitative, dependent
C) quantitative, dependent D) qualitative, independent
Q. 3Find the area under the standard normal curve to the left of z = 1.5.
A) 0.9332 B) 0.0668 C) 0.5199 D) 0.7612
Q. 4A poet will read 5 of her poems at an award ceremony. How many ways can she choose the 5 poems from 8 poems given that the sequence is important?
A) 6720 B) 336 C) 56 D) 672
Q. 5a student's favorite sport
A) nominal B) ratio C) ordinal D) interval
Q. 6True or False: The proportion of the population that has certain characteristics is the same as the probability that a randomly selected individual of the population has these same characteristics.
A) True B) False
Q. 7A group of wine tasters rated Chardonnay wines from two different wineries as poor, acceptable, good or excellent.
A) qualitative, dependent B) quantitative, independent
C) quantitative, dependent D) qualitative, independent
Q. 8There are 11 runners in a race. In how many ways can the first, second, and third place finishes occur? (Assume there are no ties.)
A) 990 B) 165 C) 994 D) 163
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