Split-half method is a measure of validity in which a measure is divided into half and the two halves are compared

In the Are You Equipped? section at the beginning of the chapter, a study was described looking at the relationship between birth weight and adolescent depression

The participants were divided into groups based on their birth weight, either low or normal birth weight. How many levels of the independent variable were there in this study? a. 1 b. 2 c. 3 d. 4

The Lemon test established that ______.

a. if there are prayers or Bible readings in schools, then students who do not wish to participate must be excused b. states may prohibit religious activities that present a clear and present danger c. citizens may freely engage in the religious activities of their choice d. there shall be no excessive entanglement of government and religion e. no state could establish an official religion