Find the correlation coefficient.The test scores of 6 randomly picked students and the number of hours they prepared are as follows: 
A. -0.2242
B. 0.6781
C. 0.2242
D. -0.6781
Answer: C
Mathematics
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Rewrite the statement using the if...then connective. Rearrange the wording or words as necessary.No turkeys like Thanksgiving.
A. If it is a turkey, then it doesn't like Thanksgiving. B. If it is not Thanksgiving, then no turkeys like it. C. If it is Thanksgiving, then turkeys like it. D. If it is not a turkey, then it likes Thanksgiving.
Mathematics
Find the exact value of the expression.sin 2835°
A. - 
B. - 
C. 2
D. - 
Mathematics
Find u ? v.u = 
, v = 
A. 100 B. -95 C. 31 D. -92
Mathematics
Simplify.i17
A. i B. 1 C. -1 D. -i
Mathematics