Refer to a normal distribution described by the following figure. The mean is ? and the standard deviation is ?.
The mean ? =
A. 48.5
B. 52.5
C. 32
D. 50
E. none of these
Answer: B
Mathematics
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Complete the blank with either ? or ? to make the statement true.4 {10, 9, 8, 7}
A. ? B. ?
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Evaluate the expression x - y for the given values of the variables.x = -5.2, y = 0.55
A. 5.75 B. 4.65 C. -5.75 D. -4.65
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Provide an appropriate response.The polynomial 19y6 + 15y3 is called a ? .
Fill in the blank(s) with the appropriate word(s).
Mathematics
The data table has been generated by a linear, quadratic, or cubic function f. All zeros of f are real numbers located in the interval 
By making a line graph of the data, conjecture the degree of f.
A. 1 B. 2 C. 3 D. 4
Mathematics