K Households are randomly selected and partitioned into groups of four For those groups the random variable x is the number of

Question

K Households are randomly selected and partitioned into groups of four For those groups the random variable x is the number of households with a printer 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 A Yes the table shows a probability distribution B No the random variable x is categorical instead of numerical C No the numerical values of the random variable x are not associated with probabilities D No not every probability is between 0 and 1 inclusive E No the sum of all the probabilities is not equal to 1 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 CA 24 household s BOOS 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 OA o household s Round to one decimal place as needed OB The table does not show a probability distribution X 0 Save P x C 0 022 1 0 148 2 0 343 3 0 354 4 0 133 e

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