Multiple Choice Questions 1 Oneway analysis of variance ANOV

(Multiple Choice Questions)

1. One-way analysis of variance (ANOVA) is used with data categorized with

A. more than three treatments

B. One treatment

C. Two treatments

D. Three treatments.

2. The variance within samples (S²_p) for the variances 4, 2, and 6 is equal to

A. 4

B. 5

C. 6

D. 7

3 The variance between samples is an estimate of the common population variance s ² that is based on

The variability among the sample means.

The sample variances.

F-distribution

The variance within samples

4. The procedures for testing hypotheses with contingency tables with two rows and two columns (2 ´ 2) have the requirement that every cell must have an expected frequency of

A. less than 5

B. more than 5

C. at least 5

D. at most 5

Find the test statistics x² by McNemar’s test in the categorical data: a=25, b=15, c=20,d=10

A) 0.9

            B) 0.457

            C) 12.5

            D) 16

Solution

1. One-way analysis of variance (ANOVA) is used with data categorized with

A. more than three treatments

2. The variance within samples (S2p) for the variances 4, 2, and 6 is equal to

A. 4

3 The variance between samples is an estimate of the common population variance s 2 that is based on

F-distribution

4. The procedures for testing hypotheses with contingency tables with two rows and two columns (2 ´ 2) have the requirement that every cell must have an expected frequency of

B. more than 5