The joint probability distribution of two random variables X, Y is indicated in the table below. Based on the information in the table, find each of the following three probabilities.
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The joint probability distribution of two random variables X, Y is indicated in the table below.
Based on the information in the table, find each of the following three probabilities.
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- Ryan has a bag that contains strawberry chews, cherry chews, and watermelon chews. He performs an experiment. Ryan randomly removes a chew from the bag, records the result, and returns the chew to the bag. Ryan performs the experiment 55 times. The results are shown below: A strawberry chew was selected 15 times. A cherry chew was selected 20 times. A watermelon chew was selected 20 times. Based on these results, express the probability that the next chew Ryan removes from the bag will be cherry or watermelon as a fraction in simplest form.Based on a survey, assume that 39% of consumers are comfortable having drones deliver their purchases. Suppose that we want to find the probability that when six consumers are randomly selected, exactly three of them are comfortable with delivery by drones. Identify the values of N,x,p, and qThe average number of children a Japanese woman has in her lifetime is 1.37. Suppose that one Japanese woman is randomly chosen. In words, define the random variable X. List the values that X may take on. Find the probability that she has no children. Find the probability that she has fewer children than the Japanese average. Find the probability that she has more children than the Japanese average.
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