Trigonometry High School Examination Worksheet Template Page 3

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3 The relationship between t, a student’s test scores, and d,
computations.
the student’s success in college, is modeled by the equation
d
0.48t
75.2. Based on this linear regression model, the correlation
coefficient could be
(1) between
1 and 0
(3) equal to
1
(2) between 0 and 1
(4) equal to 0
4 What is the common ratio of the geometric sequence shown below?
2, 4,
8, 16, …
1 __
(1)
(3)
2
2
(2) 2
(4)
6
5 Given the relation {(8,2), (3,6), (7,5), (k,4)}, which value of k will
result in the relation not being a function?
(1) 1
(3) 3
(2) 2
(4) 4
1
2 6
2
6 Which expression is equivalent to
?
(
9
x y
)
1
3
(1)
3
(3)
3
3
xy
xy
3
xy
3
(2) 3xy
(4)
3
[3]
[OVER]
Algebra 2/Trigonometry – January ’13

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