Find the range for the data set.15, 16, 15, 16, 15, 16, 15, 16
A. 1
B. 16
C. 31
D. 15.5
Answer: A
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Compute r, the linear coefficient of correlation, for the given data.
A. -0.081 B. 0 C. 0.754 D. -0.775
Work the application and answer with a complete sentence.The temperature on a February morning is -4°F at 1 a.m. If the temperature drops 2°F by 2 a.m., rises 5°F by 3 a.m., and then drops 2°F by 4 a.m., find the temperature at 4 a.m.
A. The temperature at 4 a.m. is -3°F. B. The temperature at 4 a.m. is 13°F. C. The temperature at 4 a.m. is -13°F. D. The temperature at 4 a.m. is 3°F.
Provide an appropriate response. Identify the correct use of the distributive principle.
A. 2(3x - 5) = 6x - 7 B. -(2x - 5) = -2x + 5 C. -(-3x + 1) = 3x + 1 D. 2(3x - 1) = 3x + 2
Find the center-radius form of the circle described or graphed.a circle having a diameter with endpoints (-2, 3) and (8, -5)
A. (x + 1)2 + (y - 3)2 = 41 B. (x - 3)2 + (y + 1)2 = 41 C. (x - 3)2 + y2 = 16 D. x2 + (y + 1)2 = 25