An interquartile range removes
A. the top and bottom 25% of scores in a distribution before calculating range.
B. scores above only the 75th percentile before calculating range.
C. scores below only the 25th percentile before calculating range.
D. all of these.
Ans: A
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In a sample of 18, the correlation between intelligence test scores and creativity test scores was found to be .40. Do these data provide evidence for a significant relationship between these variables in the population? Test at the .05 level of significance (two tailed). Table A5 shows a correlation of .4683 for 16 degrees of freedom
a. These data provide evidence of a significant relationship between intelligence and creativity. b. These data do not provide evidence of a significant relationship between intelligence and creativity. c. The significance of the relationship cannot be determined from the data given.
The greater the differences between the educational setting and other settings, the less likely the generalization will occur
Indicate whether this statement is true or false.
Denise, a sales representative, is considering a career switch to become a teacher. She is bright and outgoing and likes the high pay she has earned in sales. Yet she has felt drawn to teaching because of the positive contribution she could make to students' lives. If she makes the career switch, which reward is Denise least likely to experience in teaching?
a. A lively intellectual atmosphere with colleagues and students b. A work schedule offering generous personal time c. The satisfaction of contributing positively to others' lives d. A salary that rivals other professional salaries
Which type of question moves toward a conclusion?
A. anthropomorphic B. convergent C. divergent D. teleological