Anew club sent out 282 coupons to boost sales for next year's memberships. they provided 5 times as many to potential members than to existing members. how many coupons did they send to existing members?
a.
6
b.
5
c.
52
d.
47

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.