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Unformatted text preview: ed values around their respective means by summing the squared differences between each observed value of the response, and its corresponding treatment mean. A. SS Error B. SS Treatment C. SS Total D. SS Treatment/ SS Error 59. In performing a one-way ANOVA, the _________ is the between group variance. A. MS Error B. MS Treatment C. SS Error D. SS Treatment 60. In a one way ANOVA table, the ___________ the value of MSE, the higher the probability of rejecting the hypothesis that all treatment means are equal. A. Closer to 1 B. Closer to 0 C. Larger D. Smaller 61. The ___________________ units are the entities (objects, people, etc.) to which the treatments are assigned. A. Variable B. Block C. Experimental D. Random 1-949 Chapter 01 - An Introduction to Business Statistics 62. The variable of interest in an experiment is referred to as the __________ variable. A. Categorical B. Regression C. Response D. Factor 63. In general, a Tukey simultaneous 100 (1 ) percent confidence interval is _____ than the corresponding individual 100 (1 ) percent confidence interval. A. Wider B. Narrower C. No different D. Two times more 64. Find an individual 95 percent confidence interval for where 1 = 33.98, 2= 36.56, and MSE = 0.669. There were 15 observations total and 3 treatments. Assume that the number of observations in each treatment is equal. A. (-3.68 -1.48) B. (-3.71 -1.45) C. (-3.10 -2.06) D. (-3.38 -1.78) 65. Find an individual 95 percent confidence interval for where C = 51.5, B= 55.8, and MSE = 6.125. There were 4 treatments and 24 observations total and the number of observations were equal in each group. A. (-7.25 -1.35) B. (-6.41 -2.19) C. (-5.35 -3.25) D. (-7.28 -1.32) 1-950 Chapter 01 - An Introduction to Business Statistics 66. Find Tukey's simultaneous 95 percent confidence interval for where C = 51.5, B = 55.8, and MSE = 6.125. There were 4 treatments and 24 observations total and the number of observations were equal in each group. A. (-6.41 -2.19) B. (-8.30 -.299) C. (-7.28 -1.32) D. (-13.63 5.03) 67. In a one-way analysis of variance with three treatments, each with five measurements, in which a completely randomized design is used, compute the F statistic where the sum of squares treatment is 17.0493 and the sum of squares error is 8.028. A. 12.74 B. 0.078 C. 10.62 D. 5.31 68. Consider the following one-way ANOVA table. What is the value of the F-statistic? A. 19.08 B. 9.79 C. 127.22 D. 17.46 1-951 Chapter 01 - An Introduction to Business Statistics 69. Consider the randomized block design with 4 blocks and 3 treatments given above. What are the degrees of freedom for treatments? A. 12 B. 4 C. 2 D. 3 70. Consider the randomized block design with 4 blocks and 3 treatments given above. What are the degrees of freedom for blocks? A. 12 B. 4 C. 2 D. 3 71. Consider the randomized block design with 4 blocks and 3 treatments given above. What are the degrees of freedom for error? A. 4 B. 3 C. 12 D. 6 1-952 Chapter 01 - An Introduction to Business Statistics 72. Consider the randomized block design with 4 blocks and 3 treatments given above. What is the total sum of squares? A. 15 B. 2 C. 3 D. 10 73. Consider the randomized block design with 4 blocks and 3 treatments given above. What is the treatment sum of squares? A. 15 B. 2 C. 3 D. 10 74. Consider the randomized block design with 4 blocks and 3 treatments given above. What is the block sum of squares? A. 15 B. 2 C. 3 D. 10 1-953 Chapter 01 - An Introduction to Business Statistics 75. Consider the randomized block design with 4 blocks and 3 treatments given above. What is the error sum of squares? A. 15 B. 2 C. 3 D. 10 76. Consider the randomized block design with 4 blocks and 3 treatments given above. What is the treatment mean square? A. 2 B. 1 C. 3 D. 0.67 77. Consider the randomized block design with 4 blocks and 3 treatments given above. What is the block mean square? A. 2 B. 1 C. 3 D. 0.75 1-954 Chapter 01 - An Introduction to Business Statistics 78. Consider the randomized block design with 4 blocks and 3 treatments given above. What is the mean square error? A. 3.00 B. 6.25 C. 0.83 D. 1.67 79. Consider the randomized block design with 4 blocks and 3 treatments given above. What is the value of the F statistic for blocks? A. 0.75 B. 0.90 C. 0.30 D. 0.60 80. Consider the randomized block design with 4 blocks and 3 treatments given above. Test H0: there is no difference between block effects at α = .05 A. Reject H0 B. Fail to reject H0 1-955 Chapter 01 - An Introduction to Business Statistics 81. Consider the randomized block design with 4 blocks and 3 treatments given above. Test H0: there is no difference between treatment effects at = .05. A. Reject H0 B. Fail to reject H0 82. Consider the randomized block design with 4 blocks and 3 treatments given above. Find Tukey's simultaneous 95 percent confidence interval for the difference between the means of block 2 and block 4. A. (-1.944 3.944) B. (-2.653 4.653) C. (-2.131 4.131) D. (-3.716 5.716) 1-956 Chapter 01 - An Introduction to B...
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