Lydia has designed a study to examine whether a new method of learning historical facts will improve the ability of sixth-grade students to recall such facts.Her prediction that the new method will improve memory is her
A) alternative hypothesis.
B) null hypothesis.
C) inferential hypothesis.
D) research hypothesis.

Question

Quizplus · Accepted Answer

Lydia's prediction that the new method of learning historical facts will improve memory is her research hypothesis. A research hypothesis is a statement that predicts the relationship between two variables, which is what Lydia is doing in this scenario.

Lydia Has Designed a Study to Examine Whether a New