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MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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
Transcribed Image Text:Find the mean of the random variable x. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
O A.
μ= child(ren) (Round to one decimal place as needed.)
OB. The table does not show a probability distribution.
Find the standard deviation of the random variable x. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
O A. o=
child(ren) (Round to one decimal place as needed.)
OB. The table does not show a probability distribution.

Transcribed Image Text:Five males with an X-linked genetic disorder have one child each. The
random variable x is the number of children among the five who inherit
the X-linked genetic disorder. Determine whether a probability distribution
is given. If a probability distribution is given, find its mean and standard
deviation. If a probability distribution is not given, identify the requirements
that are not satisfied.
Does the table show a probability distribution? Select all that apply.
X
0
1
2
3
4
5
P(x)
0.027
0.148
0.325
0.325
0.148
0.027
A. Yes, the table shows a probability distribution.
B. No, not every probability is between 0 and 1 inclusive.
C. No, the sum of all the probabilities is not equal to 1.
D. No, the random variable x's number values are not associated with probabilities.
E. No, the random variable x is categorical instead of numerical.
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