Question

An e- commerce web site claims that 6% of people who visit the site makes a...

An e- commerce web site claims that 6% of people who visit the site makes a purchase. Complete parts a through e below based on a random sample of 15 people who visited the site.

A) what is the probability none of the people will make a purchase?

b)what is the probability that less than 3 people will make a purchase?

c)what is the probability that more than 1 person will make a purchase?

d)construct a histogram for this distribution

e) suppose that out of 15 customers. 3 made a purchase. What conclusions can be drawn about the sample?

Math   Statistics-And-Probability   
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Answer #1

d)Here we have:

e)As in above calculation:

P(x=3)=0.0468

the probability outputs, it is not likely that 6% customers make purchase. As the probability is too low and contradicts the assumptions of company.

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