If x < y, which of the following must be true?
A. Option A
B. Option B
C. Option C
D. Option D
E. Option E
A continuous random variable R has a mean of 77 and a standard deviation of 8. What is the value of R that is 2.5 standard deviations above the mean?
A. 79.5
B. 85
C. 87.5
D. 93
E. 97
For which of the following values of v must x'-.x be divisible by 10?
Indicate all such values.
A. 480
B. 481
C. 4S2
D. 483
E. 484
F. 485
G. 486
H. 487
How many values of x are there such that x is an integer and |3x -- 2| < 8 ?
A. One
B. Two
C. Three
D. Four
E. Five
A. Quantity A is greater.
B. Quantity B is greater.
C. The two quantities are equal.
D. The relationship cannot be determined from the information given.
A. Quantity A is greater.
B. Quantity B is greater.
C. The two quantities are equal.
D. The relationship cannot be determined from the information given.
If the area of triangle ABC shown is 120. what is the value of x ?
A. 1
B. 2
C. 3
D. 4
E. 5
A. 6%
B. 12%
C. 16%
D. 25%
E. 29%
Exhibit.
were S is the sum of the equal differences
for
For the shares of stock purchased and then sold by the investors shown, the mean of the 5 numbers for Stock Y is 50 and the corresponding mean for Stock X is 70. The variance of the 5 numbers for Stock }' is what fraction of the corresponding variance for Stock X ?
A. Option A
B. Option B
C. Option C
D. Option D
E. Option E
A. Quantity A is greater.
B. Quantity B is greater.
C. The two quantities are equal.
D. The relationship cannot be determined from the information given.
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