For the set of data, the median is ______ and the mean is ______. 1.43, 2.75, 2.31, 3.65, 2.40
a. 2.40; 12.54
b. 2.40; 2.51
c. 2.51; 2.40
d. 2.31; 2.40
b. 2.40; 2.51
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Refer to Exhibit 9-9. In validating a teacher-constructed test of writing ability, a researcher correlates the test scores with the grades the students are receiving on their writing exercises in class
a. content c. concurrent b. construct d. predictive
Children test and question the authority of a new adult
Indicate whether the statement is true or false
Failure to administer a test according to standardized procedures is considered
A) ?appropriate if the subject is young. B) ?a form of rapport building that may be necessary. C) ?a source of systematic bias. D) ?a random error that varies from one subject to the next.
What does mainstream culture consider a “nuclear” family?
a. Mom, dad, grandparents and siblings b. Mom and dad and possible siblings c. Parent and children whether living together or not d. People who are living together