Gretchen wanted to see whether, given a sample of teachers' that graduated from colleges and Universities, GPA in college was related to starting salary as a teacher. Which correlation coefficient should Gretchen calculate?
a. Pearson r
b. eta
c. Kendall's tau
d. Spearman rho
a
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A person with intellectual disabilities receives a Social Security payment each month because of his or her disability. What type of support is this considered?
a. Programmatic support b. Formal support c. Intermediate support d. Natural support
Sample size determination can be defined as choosing the number of observations to include in a statistical sample.
Answer the following statement true (T) or false (F)
In addition to creating a positive classroom culture, effective classroom managers also:
a. post strict rules and consequences, so there will not be any misunderstanding about appropriate behavior. b. describe their professional ethics, so students will understand their reasoning for decisions. c. create a sense of classroom community. d. realize that "They should not smile until Thanksgiving – that will give students the wrong impression."
According to the Centers for Disease Control and Prevention, how many people have an autism spectrum disorder?
A) about 1 in 88, possibly as high as 1 in 50. B) about 1 in 2,500 if strict medical criteria is used. C) about 1 in 333 in rural areas. D) about 1 in 91.