Joshua experiences reflexive gasping for air during sleep several times a night and frequently wakes up because of it. Joshua most likely has ____________________
Fill in the blank(s) with correct word
sleep apnea
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Before running a multiple regression, it is smart to look at the distribution of each variable. We do this because
a. we want to see that the distributions are not very badly skewed. b. we want to look for extreme scores. c. we want to pick up obvious coding errors. d. all of the above
If two things are found to have a correlation does this imply that one thing caused the other to happen?
A. yes B. yes, if consistently shown C. no D. depends on the situation
The hypothesis testing process is the same for ANOVA and any t tests.
Answer the following statement true (T) or false (F)
The post hoc test above shows that ______.
A. there are no differences between the group means for happiness B. we do not know if the groups differ without applying the Bonferroni correction C. Group 3 significantly differs from Group 1 but not from Group 2 D. Group 2 significantly differs from Groups 1 and 3 which do not differ