Mathematics, 19.02.2021 23:40 paper
A bag contains 30 marbles, 8 of which are green, 12 are blue, and 10 are purple. If 4 marbles are drawn at random find each probability
A) All 4 marbles are green
B) You draw 2 blue and 2 purple
Answers: 1
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Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?
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The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample
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A bag contains 30 marbles, 8 of which are green, 12 are blue, and 10 are purple. If 4 marbles are dr...
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