Homework Help: statistics

Posted by karen on Friday, August 20, 2010 at 4:55pm.

Suppose that about 20% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty. If 14 people are called for jury duty, what is the probability that all 14 will be available to serve on the jury? Round your answer to three decimal places. (Points: 4)
0.035
0.044
0.000
0.055
1.000

statistics - PsyDAG, Saturday, August 21, 2010 at 11:04am
The probability that all events would occur is found by multiplying the individual probabilities.

(1 - .20)^14 = ?

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