The probability distribution for the number of houses on a street is given, but one value is missing. Fill in the missing value, then answer the questions that follow. P(X) X 22 23 0.2 24 0.23 25 26 0.16 0.18 Round your answers to two decimal places. b) Find the mean number of houses on the street: c) Find the variance of the number of houses on the street: Submit Question

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