Add.6373
A. 22
B. 25
C. 20
D. 23
Answer: A
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Use the guidelines to evaluate the study. From the information given, what is the biggest flaw in the study?A pharmaceutical company conducted a study to test the effectiveness of its new anti-depression medication. 500 adults suffering from depression were selected at random and were randomly assigned to either a treatment group or a placebo group. The experiment was double blind. The results were analyzed by the company.
A. Confounding variables B. The setting may not encourage honest responses C. Selection bias D. Variables are difficult to define/measure E. The source of the study
Subtract.
- 
A. - 1
B. - 1
C. 1
D. - 
Use synthetic division to divide f(x) by x - c, and then write f(x) in the form f(x) = (x - c)q(x) + r.f(x) = -4x3 - 18x2 + 41x + 30; x + 6
A. (x + 6)
+ 0
B. (x + 6)(-4x2 + 6x + 5) + 0
C. (x + 6)
+ 0
D. (x + 6)(4x2 - 6x + 5) + 0
Use the product rule to simplify the expression. Write the result using exponents.(-6)8(-6)6
A. 3614 B. 3648 C. (-6)14 D. -614