Mathematics, 09.07.2019 21:30 UnusualKc2358
90% of runners who started a marathon completed it. of those, 30% are men. if 270 men completed the marathon, then how many total runners started the marathon?
Answers: 1
Mathematics, 22.06.2019 03:00
With this question, the answer with the red arrow is incorrect!
Answers: 1
Mathematics, 22.06.2019 03:20
Apolice office claims that the proportion of people wearing seat belts is less than 65%. to test this claim, a random sample of 200 drivers is taken and its determined that 126 people are wearing seat belts. the following is the setup for this hypothesis test: h0: p=0.65 ha: p< 0.65 find the p-value for this hypothesis test for a proportion and round your answer to 3 decimal places.
Answers: 3
Mathematics, 22.06.2019 04:20
Yes8. (03.01)the range of a relation is (1 point)a set of points that pair input values with output valuesx and y values written in the form (x, y)the output (y) values of the relationthe input (x) values of the relation0description
Answers: 3
Mathematics, 22.06.2019 05:00
In 3 years, dianna will be 4 times as old as she was 33 years ago. how old is dianna now? translate the phrase "in 3 years" into algebraic terms.
Answers: 3
90% of runners who started a marathon completed it. of those, 30% are men. if 270 men completed the...
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