A difference between a histogram and a bar graph is that the bar graph
A) is based on percentages.
B) has spaces between the bars.
C) is for numeric values.
D) begins with a frequency of zero.
B
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Which statement about construct validity is false? a. It ensures that the study is high in internal validity. b. It is relevant to both the dependent and independent variables in a study. c. It can be identical for two researchers who have different operational definitions of the same conceptualvariable
d. It facilitates the testing of both hypotheses and theories.
In a large survey among college-aged men and women, it was found that
A. about 75% of the respondents said that they had gone on a binge of heavy drinking once in the preceding two weeks. B. there was no relationship between frequency of drinking and grades. C. students with a grade-point average of "A" had no more than one drink per week. D. "D" and "F" students averaged 11 alcoholic drinks per week.
About 8% of all infants show ________ attachment, an unhealthy form of attachment in which infants seek the proximity of their caregivers but don't gain comfort from the contact
Fill in the blank with the appropriate word.
Sally walks into a dark room and notices that she can see specific objects in the room better if she looks slightly to one side of the object rather than directly at it. This is because by looking off to the side, the light falls ________
a. on the fovea, which is loaded with light-sensitive cones b. next to the fovea and onto light-sensitive cones c. next to the fovea and onto light-sensitive rods d. on the fovea, which is loaded with light-sensitive rods