For an equiprobable chi-squared goodness of fit test with an HO of Normally dist

Question

For an equiprobable chi-squared goodness of fit test with an HO of Normally distributed with the same mean and standard deviation as the sample for 44 data points, you would have how many cells. a. 6 b. 7 c. 8 d. 9 For the above problem, what would be the number of expected observations for each cell? a. 5 b. 5.5 c. 6.29 d. 4.89 The following values were the number of defects produced by an assembler each day for one week. Calculate the range for the number of defects over that week: 8, 4, 9, 4, 5 a. 3 b. 4 c. 5 d. 6 For problems 26 to 28, you have discovered the presence of non-normal data. You have calculated W1 and W2. You have determined U to be equal to 42. What is the mean? a. 100 b. 105 c. 110 d. 115 What is the decision for Ho: of identical populations and Ha: of not identical populations at alpha-0.05? a. Cannot reject Ho b. Reject Ho c. Either d. Too close to call For problems 29 to 31, use the following data Num. of jobs 1 2 3 4 5 CPU time 2 5 4 9 10 What is the approximate value of the intercept using the least squares method? a. 0 b. 1 c. 2 d. 3

Explanation / Answer

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Solution of 21:

8 cells.

Option C is correct.

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