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Which formula gives the probability 2 points If two coins are tossed, which is NOT a 1 point distribution shown by the table? * possible value of the random variable for the number of heads? * X a. 0 O a. P(X) = 1/X O b. 1 O b. P(X) = X/6 O c. 2 O O C. P(X) = 6/X d. 3 O d. P(X) = 1/6 Which of the following is a discrete 1 point random variable? * O a. the average amount of electricity consumed O b. the number of patients in a hospital O c. the amount of paint used in repainting a building O d. the average weight of female athletes Find the mean and variance of the 6 points following distributions * X 1 6 11 16 21 P(X) 1/7 1/7 1/7 1/7 2/7 Your answer Identify the whether the given variable 5 points is discrete or continuous. Select D if it is discrete and C if it continuous. Write your answer on the blank before each item. * O C The number of books in the O O library The lifetime in hours of 15 O O flashlights The number of tourists each O O day in museum The weight of Grade 11 O O students The capacity of water dams in a O O PhotoGrid region