A researcher wishing to correlate two variables collects data from 30 people. For 
= .05 (two-tailed), the critical values would be ______.
a. ± .361
b. ± .355
c. ± .349
d. ± .306
a. ± .361
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In which college would you expect the correlation between aptitude test score and gradepoint average to be greatest?
College A B C Mean Aptitude 650 775 800 Standard Deviation 71 80 68 a. College A c. College C b. College B
Why would an SLP obtain a language sample from a student suspected of having a communication disorder?
A. to ensure that the student uses age-appropriate language B. to ensure the student maintains eye contact throughout the interaction C. to allow the SLP to observe how the student uses all domains of expressive language and conversational abilities in spontaneous utterances D. to allow the student the opportunity to voice his/her opinion
_________ are served through a multi-tiered system of support
A) ?Special education students B) ?All students in a school C) ?All students except those who are gifted D) ?Only students with special needs - both struggling and gifted students
How many null hypotheses are used in a 2 × 2 factorial ANOVA?
a. 1 b. 2 c. 3 d. 4