Mathematics, 26.09.2019 18:30, freedygotmoney
The probability of drawing a black marble from a bag is 1/2, and the probability of drawing a white marble from the same bag is 1/4. what is the probability of drawing a white marble, replacing it, and then drawing a black marble?
1/8
1/3
3/4
Answers: 2
Mathematics, 21.06.2019 18:00, kezin
The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?
Answers: 1
Mathematics, 21.06.2019 22:20, KillerSteamcar
Which strategy is used by public health to reduce the incidence of food poisoning?
Answers: 2
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