A researcher sends out a letter describing his study to the parents of school-aged children. In
the letter, he informs the parents to notify him if they do not want their child participating in
the study.
Otherwise, if he does not hear from a parent, he assumes it's alright to assess the
child. This procedure is known as __________ parental consent.
Fill in the blanks with correct word
passive
Psychology
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To meet the assumptions for use of the chi-square test of independence, the minimum
expected frequency for any cell in a 2 x 2 contingency table should not be less than _____ . a. 2 b. 5 c. 10 d. a value determined by multiplying the marginals
Psychology
Mary is reading out loud to her class. She reads "from," when in fact the word is "form.". Mary has made a(n) ____ error
a. omission b. reversal c. transposition d. sight
Psychology