Tayler has $320 to pay for dining room chairs. she expects to pay about $80 per chair. her friend told her that she has 33 that taylor can have for free. complete the equation below to find the total number of chairs that taylor can get for her dining room. use c to represent the total chairs.

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0