A gardner will use up to 230 square feet for planting flowers and vegetables. He wants the area used for vegetables to be at least 3 times the area used for flowers. let x be the area in square feet used for flower. let y denote the area in square feet used for vegetables. Graph result

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