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Mathematics, 23.02.2021 07:10 Melleeroo
A student receives a gift card to purchase songs for an online music account. Each song costs
the same amount. The equation y = 100 - 1.99x represents the balance remaining, y, on the
gift card after purchasing x songs.
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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
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A student receives a gift card to purchase songs for an online music account. Each song costs
the s...
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