Aresearcher examines the effectiveness of different body lotions by having 12 participants apply four different lotions to the same, unique body locations daily for two weeks. for example, lotion #1 is always applied to the right thigh, while lotion #2 is applied to the upper right arm. the participants were randomly selected at a drugstore in a busy area. what is the null hypothesis for this study?

2. the language of price controls consider the market for rental cars. suppose that, in a competitive market without government regulations, the equilibrium price of rental cars is $58 per day, and employees at car rental companies earn $19.50 per hour. complete the following table by indicating whether each of the statements is an example of a price ceiling or a price floor and whether it results in a shortage or a surplus or has no effect on the price and quantity that prevail in the market. statement price control effect there are many teenagers who would like to work at car rental companies, but the minimum-wage law sets the hourly wage at $23.00. the government has instituted a legal minimum price of $87 per day for rental cars. the government prohibits car rental companies from renting out rental cars for more than $87 per day.

What is the w-4 form used for? filing taxes with the federal government determining the amount of money an employee has paid out in taxes calculating how much tax should be withheld from a person’s paycheck calculating how much income was paid in the previous year

What makes business writing different from fictional writing?