When a local television station sends a crew to interview joggers in the city park on a beautiful spring day, what type of sample is being used? cluster sample multistage area sample systematic sample convenience sample?

In trapezoid bath, ah=19.7 and et=16.1. identify be.

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

You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax