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Households are randomly selected and partitioned into groups of four. For these groups,the random variable x is the number of households with a printer. Determine whethera probability distribution is...

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Households are randomly selected and partitioned into groups of four. For these groups,the random variable x is the number of households with a
printer. Determine whethera probability distribution is given, fa probability distribution given, find its mean and standard deviation. If a
probability distribution is not given. identify the requirements that are not satisfied.
P(x)
0.022
1
0.
0.147
2.
0.341
0.352
0.138
4.
Does the table show a probability distribution? Select all that apply,
A. Yes, the table shows a probability distribution.
B. No, the numerical values of the random variable x are not associated with probabilities,
C. No, the sum.of all the probabilities is not equal to 1,
No. the random yarlable x is categorical instead of numerical.
LIE. No. not every probability is between 0 and 1 inclusive.
Find the mean of the random varable x. Select the correct choice below and. if necessary, fill in the answer box to complete your choice.
OA.
household(s)
(Round to one decimal place as needed.)
B. 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.
household(s)
(Round to one decimal place as needed.).
OB. The table does not show a probability distribution.
Extracted text: Households are randomly selected and partitioned into groups of four. For these groups,the random variable x is the number of households with a printer. Determine whethera probability distribution is given, fa probability distribution given, find its mean and standard deviation. If a probability distribution is not given. identify the requirements that are not satisfied. P(x) 0.022 1 0. 0.147 2. 0.341 0.352 0.138 4. Does the table show a probability distribution? Select all that apply, A. Yes, the table shows a probability distribution. B. No, the numerical values of the random variable x are not associated with probabilities, C. No, the sum.of all the probabilities is not equal to 1, No. the random yarlable x is categorical instead of numerical. LIE. No. not every probability is between 0 and 1 inclusive. Find the mean of the random varable x. Select the correct choice below and. if necessary, fill in the answer box to complete your choice. OA. household(s) (Round to one decimal place as needed.) B. 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. household(s) (Round to one decimal place as needed.). OB. The table does not show a probability distribution.
Answered 65 days After Jun 11, 2022

Solution

Komalavalli answered on Aug 15 2022
71 Votes
Sheet1
    x    P(x)    xi-µ
    0    0.022    -2
    1    0.147    -1
    2    0.341    0
    3    0.352    1
    4    0.138    2
        âˆ‘(xi-µ)    0
            0
P(x)    0    1    2    3    4    2.1999999999999999E-2    0.14699999999999999    0.34100000000000003    0.35199999999999998    0.13800000000000001    
Sheet2
Sheet3
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