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Question 1
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The following data show the number of laps run by each participant in a marathon.
46 65 55 43 51 48 57 30 43 49 32 56
A.
B.
a. A
b. B
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Question 2
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Find the indicated z score. The graph depicts the standard normal distribution with mean 0 and standard deviation 1. Shaded area
is 0.4483.
a. -0.13
b. 0.3264
c. 0.6736
d. 0.13
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, 8/15/24, 8:46 AM Final Exam (Proctored) | Home
Question 3
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Find the variance for the given sample data.
77251
a. 11.8
b. 7.7
c. 7.8
d. 6.2
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Question 4
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Thirty percent of all domestic cats are not vaccinated. Is that value of thirty percent a parameter or statistic?
a. Statistic
b. Parameter
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Question 5
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An unknown distribution has a mean of 80 and a standard deviation of 12. A sample size of 95 is drawn randomly from the population.
Find P
a. 0.1145
b. 0.3345
c. 0.0345
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