David received a raw score of 56 . Given a mean of 50, a median of 50, a standard deviation of 4 . What is David's z score?
a. -1.5
b. 0.0
c. 1.5
d. 2.5
c
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Legal blindness as defined by the Social Security Administration is visual acuity of _____ or worse in the better eye
with best correction. a. 20/50 b. 20/100 c. 20/150 d. 20/200
The main approach in the Striving Readers initiative is to improve students reading proficiency by __________
A) fostering voluntary reading B) developing literacy skills needed to understand content materials C) carefully monitoring the progress of all students D) training special education and regular education teachers to coordinate their efforts
Answer the following statement(s) true (T) or false (F)
Frequency distributions summarize the average scores in a set of data.
___________________ aggression frequently occurs in overcrowded classrooms
A. Mild B. Hostile C. Accidental D. Instrumental E. none of these