Nearly ____ percent of children in the United States attain IQ scores between 70 and 130
a. 50 c. 100
b. 80 d. 95
D
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In the following equation, 
, what is represented at the top right?
A. actual mean difference B. expected mean difference C. sampling error D. estimated standard error
If a frequency distribution is shown in a bar graph, what scale was used to measure the scores?
a. nominal only b. nominal or ordinal c. ratio only d. interval or ratio
Susan loves her new baby brother, but sometimes she secretly wishes she were still the only child in the family. Which defence mechanism would she be using if she snuggled him a little too roughly?
A) regression B) repression C) reaction formation D) projection
Public health professionals have recognized for some time that one of the major reasons people engage in risky sexual behaviours is because people:
A) are unaware of the risks associated with their behaviour. B) believe that they are uniquely invulnerable to the consequences. C) think that they are taking protective measures when having sex. D) do not care about contracting sexually transmitted diseases.