A researcher calculates a value of –.90 for a Pearson correlation. You would BEST describe this relationship as ______.
a. weak positive
b. weak negative
c. strong positive
d. strong negative
d. strong negative
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When the selection of an intervention is not linked to the function of problem behavior, it is
a. More likely to be ineffective b. May make the problem worse c. Both of the above d. Neither of the above
Adjusted group means are
A. Means across all groups when the covariate has been accounted for. B. Means across the covariate. C. Means across the groups that are significantly different. D. All the means added together.
Which animals have the largest brain size as measured by the cephalization index?
a. humans b. humans and whales c. humans and chimps d. elephants and whales
Which of the following statements would support a person who believes it is wrong to use food products in arts activities?
a. Many arts materials like play dough and glue are food-based. b. Food items are easy to buy at the supermarket. c. Food-based materials are safe for children to put in their mouths. d. Children need to learn not to put arts materials in their mouths.