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Posted on Oct 10, 2024

In the following probabilitydistribution, the random variable x represents the number of activities a parent of a 6th- to 8th grade student is involved in.

X P(x)

0 0.297

1 0.375

2 0.126

3 0.107

4 0.095

What is the probability that a randomly selected student has a parent involved in three or fouractivities?

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