Susan Sound predicts that students will learn most effectively with a constant b
ID: 3233113 • Letter: S
Question
Susan Sound predicts that students will learn most effectively with a constant background sound, as opposed to an unpredictable sound or no sound at all. She randomly divides twenty-four students into three groups of eight and calculates a mean achievement score for each group. Decide what statistical procedure would most likely be used to answer the research question. Assume all assumptions have been met for using the procedure.
A) Paired Samples t test
B) Two independent samples Z or t test
C) Construct confidence interval(s)
D) Use regression to test the effect of an independent variable on a dependent variable
E) One sample Z or t test
F) ANOVA
G) Use a chi-squared test
A) Paired Samples t test
B) Two independent samples Z or t test
C) Construct confidence interval(s)
D) Use regression to test the effect of an independent variable on a dependent variable
E) One sample Z or t test
F) ANOVA
G) Use a chi-squared test
Explanation / Answer
Here we need to compare the mean of three groups.
Since number of groups is more than 2 so one way ANOVA will be used.
Option F is correct.
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