An advertising reaserch study indicates that 40% of the viewer exposed to an advertisement try the product during the following four month. If 100 people are exposed to the end. a) what is the probability that at least 20 of them will try product in the following four month? b) to the answer part (a) normal approximation of binomial is justifiable or not? Justify

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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An advertising reaserch study indicates that 40% of the viewer exposed to an advertisement try the product during the
following four month. If 100 people are exposed to the end.
a) what is the probability that at least 20 of them will try product in the following four month?
b) to the answer part (a) normal approximation of binomial is justifiable or not? Justify
Transcribed Image Text:An advertising reaserch study indicates that 40% of the viewer exposed to an advertisement try the product during the following four month. If 100 people are exposed to the end. a) what is the probability that at least 20 of them will try product in the following four month? b) to the answer part (a) normal approximation of binomial is justifiable or not? Justify
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