Arsha predicted that she would sell 225 magnets. She actually sold 240 magnets. What are the values of a and b in the table below? a = -15 / 225 ; b = - 6.7 percent
a = - 15 over 240; b = - 6.25 percent
a = 15 over 240 ; b = 6.25 percent
a = 15 over 225 ; b = 6.7 percent

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? will mark the

Which of the following is the correct ratio for converting kilograms to grams

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