A researcher computes a sample standard deviation equal to 16. What then must be the value of the sample variance?
A. 4
B. 8
C. 16
D. 256
Ans: D
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a. 0.07 percent b. 1.6 percent c. 2.2 percent d. 5 percent
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A. null hypothesis B. alternative hypothesis C. researchers’ hypothesis D. significance hypothesis
Which type of wage schedule is frequently used for support personnel paid on an hourly wage rate?
a. flexible rate wage schedule b. double rate wage schedule c. benchmark wage schedule d. single rate wage schedule
Using the rounding rules presented in this book, the number ______ is correctly rounded to ______.
a. 4.365; 4.37 b. 3.167; 3.16 c. 2.843; 2.85 d. 1.884; 1.89