Join the growing community of curious minds on IDNLearn.com and get the answers you need. Find the solutions you need quickly and accurately with help from our knowledgeable community.

Many people in the U.S. drink coffee. Suppose the average amount people spend on coffee each month is $69. Suppose that the population standard deviation for coffee expenditures is known to be $10. For a sample of 61 coffee drinkers, the standard error is: