Amanda P.

asked • 03/29/21# normal distribution

suppose 16 coins are tossed. find the probability of getting the following result using the binomial probability formula and the normal curve approximation.

exactly 4 heads.

use the table of areas under the standard normal curve given below.

binomial probability = _.

(round to 4 decimal places.)

## 1 Expert Answer

Yefim S. answered • 03/29/21

Math Tutor with Experience

P(4,16,1/2) = C(16,4)(1/2)^{4}(1 - 1/2)^{16 - 4} = C(16,4)(1/2)^{16} = 0.02777;

Using Table we have P(4, 16, 1/2) = 0.0280

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Mark M.

What is preventing us from using the table of areas - that is not given below?03/29/21