In a study 5 000 adults were surveyed and the number of siblings each had...
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In a study 5 000 adults were surveyed and the number of siblings each had X was recorded The probability distribution is given below Find the mean and the standard deviation of the probability distribution using a TI 83 TI 83 Plus or TI 84 graphing calculator Round the mean and standard deviation to four decimal places X 0 1 2 3 4 LO 5 6 7 8 9 P x 0 2745 0 3401 0 1541 0 1293 0 0591 0 024 0 01 0 007 0 0011 0 0008
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