I the Statistical Technique Used to Test the Equality of Three

question 70

Multiple Choice

i. The statistical technique used to test the equality of three or more population means is called analysis of variance (ANOVA) . ii. To employ ANOVA, the populations should have approximately equal standard deviations.
iii. To employ ANOVA, the populations being studied must be approximately normally distributed.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

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