Books are chosen at random
A bookcase haves 3 statistics books and 5 biology books. If 2 books are chosen at random, the chance that both are statistics books.
a. 3/28
b. 5/14
c. 10/13
d. 3/13
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The indicator used had a p Kind = 3.50. HNO2 is a weak acid with a Ka = 1.9 X 10^-4. A 20.00mL aliquot of a 1.000M solution of HNO2 was titrated with 1.000M NaOH. Determine the numbers of mL of NaOH are essential to reach the end point of th
In second grade class containing 12 girls and 9 boys, 2 students are chosen at random to give out the math papers. What is the probability that both are girls.
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In three sentences summarize the paragraph to answer the question What Role Do Children Play in Their Own Development?
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