 ## According to Chebyshev's Theorem, at lea

101.According to Chebyshev's Theorem, at least what proportion of the data will be within for k = 2?

A. 68%

B. 50%

C. 25%

D. 75%

E. 34%

102.According to Chebyshev's Theorem, at least what proportion of the data will be within for k =

2.5?

A. 16%

B. 40%

C. 68%

D. 60%

E. 84%

103.According to Chebyshev's Theorem, at least what proportion of the data will be within for k =

1.6?

A. 39%

B. 58%

C. 68%

D. 61%

E. 92%

104.According to Chebyshev's Theorem, at least what proportion of the data will be within for k =

3.2?

A. 90%

B. 95%

C. 84%

D. 97%

E. 10%

105.According to Chebyshev's theorem, how many standard deviations from the range would include at least

80% of the values?

A. 5.0

B. 2.2

C. 2.5

D. 1.6

E. 2.0

Use the following to answer questions 106-108:

In a statistic class, 10 scores were randomly selected with the following results were obtained (mean =

71.5):

74, 73, 77, 77, 71, 68, 65, 77, 67, 66

106.What is the range?

A. 22.72

B. 12.00

C. 4.77

D. 516.20

E. 144.00

107.What is the variance?

A. 22.72

B. 12.00

C. 4.77

D. 516.20

E. 144.00

108.What is the standard deviation?

A. 22.72

B. 12.00

C. 4.77

D. 516.20

E. 144.00

Use the following to answer questions 109-111:

The numbers of rooms for 15 homes recently sold were (mean = 7.4):

8, 8, 8, 5, 9, 8, 7, 6, 6, 7, 7, 7, 7, 9, 9

109.What is the range?

A. 1.183

B. 1.400

C. 4.00

D. 16.00

E. 1.96

110.What is the variance?

A. 1.183

B. 1.400

C. 4.00

D. 16.00

E. 1.96

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