GRE Question of the Day (June 24th)

By - Jun 24, 02:00 AM Comments [0]

Math

 
The random variable X has a normal distribution with a mean of 70.

Quantity A
Quantity B
The probability that \({− 30 ≤ X ≤ 150}\)
The probability that \({− 60 ≤ X ≤ 120}\)



A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
 

Correct Answer - A - (click and drag your mouse to see the answer)

Question Discussion & Explanation

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