Choose all of the correct alternatives. When calculating rho, as the sum of the squared differences becomes greater,

a. the value of rho increases.
b. the value of rho decreases.
c. it becomes more likely that the rho will be a positive value.
d. it becomes more likely that the rho will be a negative value
e. it becomes more likely that the null will be rejected.


Ans: b,d

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The What Works Clearinghouse concluded that teachers who received professional development boosted their students’ achievement by 21 percentile points if the professional development

a. lasted more than 14 hours and averaged 49 hours per year. b. lasted at least an hour a week during the course of the year. c. lasted at least 5 to 10 hours over the school year. d. lasted at least 4 hours per week over the course of the year.

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The aim of the functional behavior assessment is to

a. identify how long it takes for a student to initiate a behavior once prompted to do so b. provide an estimate of the frequency of a behavior c. to record the frequency or number of times a behavior occurs d. identify the reason why the student engages in the behavior

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Alternate materials centers will not provide individualized learning materials related to a common topic

Indicate whether the statement is true or false.

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All of the following are learning disabilities EXCEPT:

A. dyslexia B. dyscalculia C. cerebral dysfunction D. dysgraphia.

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