Mathematics, 04.06.2021 15:10 shamiahG
A new type of electronics flash for cameras will last an average of 5000 hours with a standard deviation of 500 hours. A company quality control engineer intends to select a random sample of 100 of these flashes and use them until they fail. What is the probability that the mean life time of 100 flashes will be less than 4928 hours
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Mathematics, 21.06.2019 20:30
In an improper fraction, is the numerator equal to, less than, or greater than the denominator
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Mathematics, 21.06.2019 21:00
Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d.y +14z
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Mathematics, 21.06.2019 22:00
In δabc, mâ acb = 90°, cd ⼠ab and mâ acd = 45°. find: a find cd, if bc = 3 in
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Mathematics, 22.06.2019 01:30
The host of a game show is holding a bag with chips to see what prizes the contestants will play for. five (5) of the chips say ânew carâ ten (10) of the chips say ânew tvâ three (3) of the chips say âtrip to franceâ contestant named âpattyâ reaches into the bag. a. what is the probability of choosing a tv chip? b. what is the probability of choosing a car chip next without replacing the 1st chip? c. are these dependent or independent events?
Answers: 1
A new type of electronics flash for cameras will last an average of 5000 hours with a standard devia...
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