If their are coins that come in packs of 15 and coin holders that come in packs of 25 what are the least number of packs should you buy to get the same number of coins and coin holders.

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.