If a group of researchers find that the number of books 5th graders read is positively correlated with their scores on an intelligence test, it would be correct to conclude that having children read more increases their intelligence
Indicate whether this statement is true or false.
Answer: False
Rationale: Correlation is not a measure of causality. Being intelligent might cause children to read more, or a third variable like parenting style, might be affecting both intelligence and reading.
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A researcher did a study on the effects of an exercise program on children's attention at school. Half of the children got assigned to participate in a before school exercise program and half got assigned to a control group program that does not involve exercise. Which of the following is the independent variable (IV) in this study?
a. whether or not the exercise experience occurs before or after school b. whether or not the child experiences an exercise program c. the level of children's attention at school d. whether or not children have prior experience with strenuous exercise
Into our twenties, the brain develops in _____ of growth and _____
a) a steady pattern; learning. b) an AB model; synaptogenesis. c) pruning; lateralization. d) spurts; pruning.