In calculating the Pearson correlation coefficient, both ______ and ______ can be negative numbers.
a. SPXY; r
b. ?X2; ,?Y2
c. SSX; SSY
d. SSX; r
a. SPXY; r
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What is an appropriate way to incorporate e-learning with a science experiment?
a. Have first grade students watch a video on the internet and then blog about their reactions b. Take pictures of the students and post them on a class website c. Encourage students to use online dictionaries to look up unfamiliar terms d. Encourage students to use kid-friendly websites to research more about the topic
What is the mean for the data in the frequency distribution table?
a. 14.50
b. 3.33
c. 15.00
d. 33.33
Which of the following describes the extent to which observations made in a study generalize beyond the specific manipulations or constraints in the study?
A. certainty B. internal validity C. external validity D. constraint
The development of grounded theory in qualitative research typically involves
a. induction. c. Both of these. b. deduction. d. Neither of these.