Teachers need to observe and record the children’s interactions
with math materials in order to test them on what they have learned.
Indicate whether the statement is true or false.
F
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Imagine you conducted a study to look at the association between whether an expectant mother eats breakfast (or not) and the gender of her baby. Cramér’s V = .22. How would you interpret this value?
A. 2.2% of the variation in frequency counts of baby gender (boy or girl) can be explained by whether or not the mother ate breakfast every day. B. There is a medium to large association between the gender of the baby and whether or not the mother ate breakfast every day. C. There was a small to medium association between baby gender and whether the mother ate breakfast every day. D. 22% of the variation in frequency counts of baby gender (boy or girl) can be explained by whether or not the mother ate breakfast every day.
Three of the following are potentially productive strategies that Mr. Wadsworth might use in discussing Suzanne's inappropriate behaviors with her parents. Which strategy is least likely to be effective?
a. Acknowledge that raising children can often be a challenging task. b. Focus the discussion exclusively on Suzanne's inappropriate behavior. c. Seek information that might provide insights into why Suzanne behaved as she did. d. Try to get consensus about how the misbehavior will be addressed at school and at home.
Behaviorists think that learning results from
a. rewards and punishments. b. genetic predispositions. c. social contacts. d. making the most of oneself.
I calculate an F-ratio of 3.11. If this F ratio is ______ the critical value, I will ______ the null hypothesis because the probability of this F-ratio is ______ .05.
a. greater than; not reject; less than b. greater than; not reject; greater than c. greater than; reject; greater than d. less than; not reject; greater than