For a normal population with a mean of 10 and a variance 4,the P(X $\ge$ 10)is ___.
A)1.0
B)0.5
C)0.75
D)0.25

Name: For a normal population with a mean of 10 and a variance 4,the P(X $\ge$ 10)is ___. A)1.0 B)0.5 C)0.75 D)0.25
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Question

Quizplus · Accepted Answer

For a normal distribution, the probability that a random variable X is greater than or equal to its mean (10 in this case) is 0.5. This is because the normal distribution is symmetric around the mean.

For a Normal Population with a Mean of 10 and a Variance