Solve.In a biology class, the following test scores were recorded for a student: 73, 65, 61, 61, 73, 75. Find the mean, median, and mode for the data.
A. mean: 68, median: 69, mode: 61 and 73
B. mean: 69, median: 68, mode: 73
C. mean: 68, median: 61, mode: 75
D. mean: 69, median: 69, mode: 61
Answer: A
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Next year's value of quantity 1 is obtained by multiplying this year's value of quantity 1 by 0.75. Next year's value of quantity 2 is obtained by adding 0.75 to this year's value of quantity 1. Which of the two quantities are decaying exponentially? ?
A. Only quantity 1 B. Only quantity 2 C. Both quantity 1 and quantity 2 D. Neither quantity 1 nor quantity 2
Solve.x2 + 2x = x(x - 12)
A. x = -2, 12 B. x = 2, -12 C. x = 0 D. No solutions
Use the Binomial Theorem to expand the binomial and express the result in simplified form.(x2 + 4y)4
A. x8 + 16x6y + 96x4y2 + 256x2y3 + 256y4 B. x8 + 12x6y + 96x4y2 + 192x2y3 + 256y4 C. x6 + 16x5y +24x4y2 + 16x2y3 + 4y4 D. x6 + 12x5y + 96x4y2 + 192x2y3 + 256y4
Graph the numbers on a number line.- 3
, - 
, 1, 
A. 
B. 
C. 
D. 