Which variable is most important to the following problem?
after two hours, kaylee measured the temperature of a mixture to be 62.7°f.
she noticed it was 3: 47 p. m. at 4: 58 p. m., the temperature reached its peak at
89.4°f when did kaylee start the lab?

a. the time the lab began

b. the number of minutes it took the mixture to reach its highest
temperature

c. how many milliliters of mixture there was

d. the number of degrees that the temperature changed

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

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

Factor and solve to find roots x squared -x - 90 =0