7 A statistician noted the population of her country in three different years.
5

1900: 4.6 million
1950: 7.2 million
2000:13.8 million
Find the percentage increase:

a)from 1900 to 1950

b)from 1950 to 2000
2000: 13.8 million

c)from 1900 to 2000.
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Correct answer brainliest asap an d 99 pointsss what are relative frequencies to the nearest hundredth of the columns of two way table column a 102, 18 colunm b 34, 14 answers choices 0.15 0.25 0.29 0.44 0.56 0.71 0.75 0.85

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?