Mathematics, 19.10.2021 14:00, jocelynmarquillo1
A scientist wants to study the average lifespan of a population of 1000 glow worms. He records the lifespan of a random selection of 60 worms and finds that 20 of them live for 10 months, 15 of them live for 10.5 months, and 25 of them live for 11 months. What is the sample mean of the lifespan of the population of glow worms
Answers: 1
Mathematics, 21.06.2019 18:30, 420420blazee
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?
Answers: 3
Mathematics, 21.06.2019 19:00, GodlyGamer8239
Billy plotted β3 4 and β1 4 on a number line to determine that β3 4 is smaller than β1 4 .is he correct? explain why or why not
Answers: 3
Mathematics, 22.06.2019 06:00, anglekhan101
Morgan is dividing 2 by 18. what will keep repeating in the quotient?
Answers: 1
A scientist wants to study the average lifespan of a population of 1000 glow worms. He records the l...
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