Researchers claim that 60 tissues is the average number of tissues a person uses during the course of a cold. the company who makes kleenex brand tissues thinks that the claim is untrue, but is not sure whether the average is greater than or less than 60. what are their null and alternative hypotheses?

it should be d or b but i'm sure it's d

answer; ancient times;

answer

car dealerships cannot obtain stock

explanation

recession is a period in the economy of a nation or a state   when there is temporary economic decline that is when people produce and spend less. that is industrial activities are reduced.it can be caused by increased unemployment which leads to less growth and a drop in consumer spending which affects businesses. during this period business sales and revenues decrease thus causing businesses not to expand this is because the demand goes down and the businesses start reporting loses.