Effect size, sample size, and the degrees of freedom of a chi-square test are necessary for determining the test's __________

People with insomnia have difficulty with which of the following?

A) only with falling asleep B) only with returning to sleep after waking in the night C) only with waking up too early D) with falling asleep, returning to sleep after waking, and waking up too early

The Flynn effect refers to:

a) the role of genetic inheritance in the development of intelligence. b) the effects of cultural expectations on intelligence scores. c) the high correlation between multiple intelligences. d) the recent worldwide improvement in intelligence scores.