Unformatted text preview: pter 01  An Introduction to Business Statistics 99. A researcher has used a oneway analysis of variance model to test whether the average
starting salaries differ among the recent graduates from nursing, engineering, business and
education disciplines. She has randomly selected four graduates from each of the four areas.
If MSE = 4, and SSTO = 120 complete the following ANOVA table. Is there a significant
difference in the starting salaries among the four disciplines? A. Reject H0
B. Fail to Reject H0 100. Suppose you are a researcher investigating the annual sales differences among five
categories of businesses. Looking at a total of 55 companies equally divided among categories
groups A, B, C, D, and E.
Complete the following ANOVA Table and determine the value of the F Statistic A. 2.67
B. 7.50
C. 6.00
D. 5.88 101. Suppose you are a researcher investigating the annual sales differences among five
categories of businesses. Looking at a total of 55 companies equally divided among categories
groups A, B, C, D, and E.
Determine degrees of freedom treatment, degrees of freedom error and degrees of freedom
total and state the critical value of the F statistic at
= .05.
A. 4, 50, 54, 2.57
B. 5, 49, 54, 2.41
C. 5, 50, 55, 2.41
D. 4, 49, 53, 2.57 1964 Chapter 01  An Introduction to Business Statistics 102. Suppose you are a researcher investigating the annual sales differences among five
categories of businesses. Looking at a total of 55 companies equally divided among categories
groups A, B, C, D, and E. Is there a significant difference in the annual sales of the five company categories at
05?
A. Reject H0
B. Fail to Reject H0 =. 103. A company that fills gallon containers of water has four machines. The quality control
manager needs to determine whether the average fill for these machines is the same. Looking
at 19 gallon containers we have the following data of fill measures in quarts: and the following partial ANOVA table: Complete the ANOVA table and calculate F.
A. 1.49
B. 10.78
C. 3.02
D. 10.10 1965 Chapter 01  An Introduction to Business Statistics 104. A company that fills gallon containers of water has four machines. The quality control
manager needs to determine whether the average fill for these machines is the same. Looking
at 19 gallon containers we have the following data of fill measures in quarts: and the following partial ANOVA table: Determine the degrees of freedom for the treatment, error, and total and state the critical value
of the F statistic at
= .05.
A. 4, 15, 19, 3.06
B. 4, 14, 18, 3.11
C. 3, 15, 18, 3.29
D. 3, 16, 19, 3.24 105. A company that fills gallon containers of water has four machines. The quality control
manager needs to determine whether the average fill for these machines is the same. Looking
at 19 gallon containers we have the following data of fill measures in quarts: and the following partial ANOVA table: Is there a significant difference in the fill amounts of the four machines at α = .05 to reject the
null hypothesis?
A. Reject H0
B. Fail to Reject H0 1966 Chapter 01  An Introduction to Business Statistics 106. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. Determine the degrees of freedom for treatments.
A. 6
B. 5
C. 10
D. 9 107. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. Determine the degrees of freedom for the blocks.
A. 6
B. 5
C. 10
D. 9 108. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. Determine the degrees of freedom for error.
A. 60
B. 16
C. 45
D. 50 1967 Chapter 01  An Introduction to Business Statistics 109. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. What is the treatment mean square?
A. 2477.53
B. 495.506
C. 3180.48
D. 412.92 110. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. What is the block mean square?
A. 353.39
B. 3180.48
C. 2477.53
D. D, 318.05 111. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. What is the mean square error?
A. 11,661.38
B. 194.36
C. 265.03
D. 259.14 1968 Chapter 01  An Introduction to Business Statistics 112. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. What is the calculated F statistic for treatment?
A. 2.12
B. 1.49
C. 1.91
D. 1.36 113. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. What is the calculated F statistic for blocks?
A. 1.23
B. 2.73
C. 1.91
D. 1.36 114. Consider the following partial analysis of variance table from a randomized block design
with 10 blocks and 6 treatments. Test Ho: there is no difference between treatment effects at
A. Reject H0
B. Fail to Reject H0 1969 = .05. Chapter 01  An Introduction to Business Statistics 115. Consider the following partial...
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