For which of these strategies used to reduce the probability of type II error are pragmatic concerns such as time and cost most relevant?
a. using a directional (one-tailed) rather than non-directional (two-tailed) alternative hypothesis
b. increasing sample size
c. making it harder to reject the null hypothesis
d. changing alpha (i.e., using .10 rather than .05)
b. increasing sample size
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Early childhood teachers should have a strong command of standard use of language (such as Standard English) and a broad vocabulary
Indicate whether the statement is true or false
Using the five themes of geography is a good organization tool for teachers to use when teaching young students about other nations and people
Indicate whether the statement is true or false.
What must a teacher's contract have?
a. Clearly written terminology and the salary. b. A meeting of the minds, valid consideration, legal subject matter, competent parties, and definite terms. c. Health plan information, sick day policies, and other relevant policies. d. The salary and health plan information. e. None of the above.
Answer the following statement(s) true (T) or false (F)
When establishing construct validity, correlations between two methods measuring the same trait are lower than the correlations measuring different traits.