An online retailer would like to know whether the proportion of customers who visit the site and make a purchase is different than 50%

. A simple random sample of customers is taken. The results of the sample are shown below.

made a purchase - 59

observations - 100

confidence level 95%

critical value 1.95

test stat ( z) 1.8

p value 0.072

What is the population parameter? -

What condition for using z- distribution is met?

What is the level of significance?

What is the null hypothesis H0?

What is the alternative hypothesis Ha?

Should H0 be rejected or does H0

fail to be rejected?

What conclusion can be drawn from the data?

insufficient or sufficient evidence to support the claim that the number of customers who visit the site make a purchase is not 50%