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Stat 119 Quiz 1
Name: ______________________
Sample quiz, Chapters15
Red id: ______________________
Use the following information to answer questions 12
A marketing consultant randomly observed 50 shoppers at a particular grocery store. The amount
of money each shopper spent in the store was observed and a histogram of the data was
constructed.
1. (2 points) What percent of individuals spend between $10 and $30?
A)
28%
B)
38%
C)
24%
D)
56%
E)
76%
Answer:
2. (2 points) The median is contained in which of the following intervals?
A) $10 to $15
B) $15 to $20
C) $20 to $25
D) $40 to $45
E) $45 to $50
Answer:
3. (2 points) If a distribution is shown to be positively skewed, then we can conclude:
A.
The mean and median of that distribution are the same
B.
The mean is greater than the median of that distribution.
C.
The mean is smaller than the median of that distribution.
D.
Cannot be determined
Answer
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View Full DocumentUse the following to answer problems 47
The backtoback stemplot below gives the bowling scores of male and female participants in
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 Spring '07
 Helen
 Statistics

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