Provide an appropriate response.The probability distribution for the random variable X is:
What is the expected value of X?
A. 0.62
B. 0.26
C. 0.22
D. 0.50
Answer: A
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Provide an appropriate response.The product of the numerator of one fraction times the denominator of the other fraction of a proportion is called a:
A. proportion B. ratio C. equation D. cross product
Rewrite the expression in terms of log(2) and log(5).log(1000)
A. 4 log(2) + 3 log(5) B. (3 log(2))(3 log(5)) C. 3 log(2) + 3 log(5) D. 3 log(2) - 3 log(5)
Find the intercepts of the quadratic function.f(x) = (x + 3)2 - 9
A. x-intercepts: (0, 0) and (-6, 0) y-intercept: (0, 0) B. x-intercepts: (0, 0) y-intercept: (0, 0) C. x-intercepts: (0, 0) and (-6, 0) y-intercept: (0, -9) D. x-intercepts: (0, 0) and (6, 0) y-intercept: (0, 0)
The table below represents a linear function. One value is missing in the table. Write the slope-intercept form of f.
A. f(x) = -10x + 39 B. f(x) = 5x - 26 C. f(x) = -5x + 13 D. f(x) = -6x + 26