Mathematics, 20.11.2019 22:31 wldfire61821
For each of the 4 stroke categories, consider a random variable representing the time of a randomly selected swimmer in that category. what is the standard deviation of the sum of the 4 random variables? 0.83 seconds a 1.67 seconds b 2.80 seconds c 3.32 seconds d 3.76 seconds e submit
Answers: 2
Mathematics, 21.06.2019 14:30
Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees
Answers: 3
Mathematics, 21.06.2019 17:30
Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
Answers: 2
Mathematics, 21.06.2019 18:30
Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?
Answers: 1
Mathematics, 22.06.2019 00:00
Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0
Answers: 1
For each of the 4 stroke categories, consider a random variable representing the time of a randomly...
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