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Problem 3. If the probability is 0.60 that a divorcee will remarry within three years, find the probabilities that of 5 divorcees a) 3 of 5 divorcees will remarry within three years; b) at least 3 will remarry within three years; c)at most 3 will remarry within three years. Problem 4. An electrical firm manufactures light bulbs that have a length of life that is normally distributed with mean equal to 800 hours and a standard deviation of 40 hours. Find the probability that a bulb burns between 778 and 834 hours. ct ромб рат с за к >рни КТИВЕ пред Боемб зател бива EHO 3 mino

Problem 3. If the probability is 0.60 that a divorcee will remarry within three years, find the probabilities that of 5 divorcees a) 3 of 5 divorcees will remarry within three years; b) at least 3 will remarry within three years; c)at most 3 will remarry within three years. Problem 4. An electrical firm manufactures light bulbs that have a length of life that is normally distributed with mean equal to 800 hours and a standard deviation of 40 hours. Find the probability that a bulb burns between 778 and 834 hours. ct ромб рат с за к >рни КТИВЕ пред Боемб зател бива EHO 3 mino

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Can anyone solve problem 4?
Problem 3. If the probability is 0.60 that a divorcee will remarry within three years, find the probabilities that of 5 divorcees a) 3 of 5 divorcees will remarry within three years; b) at least 3 will remarry within three years; c)at most 3 will remarry within three years. Problem 4. An electrical firm manufactures light bulbs that have a length of life that is normally distributed with mean equal to 800 hours and a standard deviation of 40 hours. Find the probability that a bulb burns between 778 and 834 hours. ct ромб рат с за к >рни КТИВЕ пред Боемб зател бива EHO 3 mino
Transcribed Image Text:Problem 3. If the probability is 0.60 that a divorcee will remarry within three years, find the probabilities that of 5 divorcees a) 3 of 5 divorcees will remarry within three years; b) at least 3 will remarry within three years; c)at most 3 will remarry within three years. Problem 4. An electrical firm manufactures light bulbs that have a length of life that is normally distributed with mean equal to 800 hours and a standard deviation of 40 hours. Find the probability that a bulb burns between 778 and 834 hours. ct ромб рат с за к >рни КТИВЕ пред Боемб зател бива EHO 3 mino
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