A significant correlation of -.40
a. cannot be used for prediction
b. predicts with an accuracy of 40%
c. predicts more accurately than a significant correlation of +.35
d. predicts with less accuracy than a positive correlation of any size
c
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An investigator wanted to speak candidly with high school students about their use of substances. He felt that the students would be more honest if their parents were unaware that they were participating in the study
If the investigator chooses to interview the students without their parents' knowledge, he will violate which of the following children's research rights? A) privacy B) protection from harm C) informed consent D) beneficial treatments
In regard to taste, researchers have found that
A) babies actually enjoy bitter tastes right from birth. B) babies cannot tell that substances are sour until about 6 months of age. C) reaction to salty flavors develops at about one month of age. D) newborns smile and make sucking movements with sweet tastes.