As part of a study on the metabolism of athletes, 400 college basketball players are randomly chosen and their weights taken. The distribution of the weights is approximately normal. The average weight is 215 pounds and the standard deviation is 15 pounds.A weight of 188 pounds corresponds to a standardized value of
A. -1.8.
B. 27.
C. -1.5.
D. 1.8.
E. none of these
Answer: A
Mathematics
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Determine if the given ordered pair is a solution to the equation.y = 2x2 + x - 4, (3, 16)
A. Yes B. No
Mathematics
A computer password is made up of four characters. Each character can be a capital letter (A through Z), a lowercase letter (a through z) or a digit (0 through 9).How many passwords start with a lowercase letter?
A. 26 × 364 B. 26 × 363 C. 363 D. 26 × 623 E. none of these
Mathematics
Perform the indicated operation. Write the sum as a fraction, whole number, or mixed number in lowest terms.
+ 
A. 
B. 
C. 
D. 
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Graph the function. f(x) = 
A. 
B. 
C. 
D. 
Mathematics