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Five histograms are presented below. The graph at the top is a distribution for
a population with mean 7.0 and standard deviation 1.7. Use these for the
following two questions.
1. Which of the histograms represents a single random sample of 500 values from
this population?
a. Graph A
b. Graph B
c. Graph C
d. Graph D
2. Which of the histograms represents a distribution of 500 sample means from
random samples of size 100 from this population?
a. Graph A
b. Graph B
c. Graph C
d. Graph D
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