A school is organizing a cookout where hotdogs will be served. The hotdogs come in small packs and large packs. Each small pack has 8
hotdogs and each large pack has 18 hotdogs. The school bought 13
packs of hotdogs that have a total of 164 hotdogs. Determine the
number of small packs purchased and the number of large packs
purchased.

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset