Question: Ted is not particularly creative. He uses the pickup line If I could rearrange the alphabet, I'd put U and I together. The random variable

Ted is not particularly creative. He uses the pickup line "If I could rearrange the alphabet, I'd put U and I together." The random variable x is the number of girls Ted approaches before encountering one who reacts positively. Determine whether the table describes a probability distribution. If it does, find its mean and standard deviation.

x P(x)

1 0.001

2 0.025

3 0.101

4 0.246

5 0.503

Find the mean of the random variable x. find the correct choice below

A. =_________________

(Round to one decimal place as needed.)

The table is not a probability distribution.

Find the standard deviation sigma of the random variable x.find the correct choice below

A. =

(Round to one decimal place as needed.)

B.The table is not a probability distribution.

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