In an experiment on the behavior of young children, each subject is placed in an area with
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In an experiment on the behavior of young children, each subject is placed in an area with five toys. Past experiments have shown that the probability distribution of the number X of toys played with by a randomly selected subject is as follows:
a. Write the event “child plays with 5 toys” in terms of X. Then find its probability.
b. What’s the probability that a randomly selected subject plays with at most 3 toys?
Transcribed Image Text:
Number of toys x; 1 2 3 4 5 Probability p; 0.03 0.16 0.30 0.23 0.17 ???
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