Why are relationship activities use to teach students basic math facts?
What will be an ideal response?
The purpose of teaching relationship activities is to make fact memorization easier and more efficient.
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How would you calculate a weighted mean?
What will be an ideal response?
Carly’s mother is worried that her sixth-grade daughter may be sexting. How should she handle this concern?
A. ignore the trend because teens have always been curious about sex and now they use technology to do it B. relax because sexting has no serious consequences for Carly C. check Carly’s phone for naked photos to see if she has been sexting D. be proactive in discussing sexting with Carly
The .95 confidence interval for a population proportion based on a sample of n cases ranged from .40 to .56 . If the sample proportion was unchanged, but the sample size was increased to 4n, the .95 confidence interval would be about
a. .32 to .64 c. .44 to .52. b. .36 to .60 d. .46 to .50.
According to Gossen, thanking a student for complying is:
A. inappropriate. B. encouraged. C. reflective of a weak frame of reference. D. a ritual that teachers must follow.