In the effect size formula, what does ? stand for?
a. the sample mean
b. effect size
c. the population mean
d. the population standard deviation
Ans: d
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Student outcome measures increase with decreased class size until an approximate 16 to 1 student teacher ratio is achieved
Indicate whether the statement is true or false.
Justin Callahan is the assistant principal at Central School Elementary in a large urban school district. During his seven years at the school, he has come to know children from many different backgrounds and with many different types of problems. He
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a. True b. False Indicate whether the statement is true or false