The bar graph shows the number of dinner reservations at a restaurant for one week. what percent of the reservations were for friday or saturday? monday 15 tuesday 5 wednesday 10 thursday 25 friday 40 saturday 30 sunday 35

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

What are the greatest common factor of 75 and 30