Mathematics, 15.10.2019 03:30 thuzar
Apiece of wire was cut into 2 pieces in the ratio 4: 7. the longer piece was 42cm. find the length of the shorter piece. use rdw to solve.
Answers: 2
Mathematics, 21.06.2019 18:40
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 21.06.2019 21:00
Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?
Answers: 1
Apiece of wire was cut into 2 pieces in the ratio 4: 7. the longer piece was 42cm. find the length o...
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