February 25, 2017

Homework Help: STATS

Posted by tim on Monday, February 27, 2012 at 12:22am.

The vice-president of a business firm has reviewed the records of the firm's personnel and found that 70% of the employees read The Wall Street Journal. If the vice president was to choose 12 employees at random, what is the probability that the number of these employees who read The Wall Street Journal is the following?
a) at least equal to five?
b) between four and ten inclusive?
c) no more than seven

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