Total Quality Management Paper 17

1

The value of Var(3 - 4X) is:






2

A multiple-choice test has 30 questions. There are 4 choices for each question. A student who has not studied for the test decides to answer all the questions randomly by guessing the answer to each question. Which of the following probability distributions can be used to calculate the student chance of getting at least 20 questions right?






3

Which of the following is NOT true about the standard error of a statistic?






4

A two-tailed test is one where:






5

The chi-square test can be too sensitive if the sample is:






6

The treatment mean square (MSTR), Mean Square Error (MSE). If the true means of the k populations are equal, then MSTR/MSE should be:






7

The error deviations within the residual sum of squares (SSE) statistic measure distances:






8

In one-way ANOVA, which of the following is used within the F-ratio as a measurement of the variance of individual observations?






9

You obtained a significant test statistic when comparing three treatments in a one-way ANOVA. In words, how would you interpret the alternative hypothesis H(a)?






10

Two factors are said to interact when






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