Mathematics, 20.04.2021 16:20, skater9919
A brand of light bulbs has a mean lifetime of 1,500 hours and a standard deviation of 150 hours. A sample of 100 light bulbs gave a mean lifetime of 1,400 hours. What is the margin of error for the sample?A brand of light bulbs has a mean lifetime of 1,500 hours and a standard deviation of 150 hours. A sample of 100 light bulbs gave a mean lifetime of 1,400 hours. What is the margin of error for the sample?
Answers: 2
Mathematics, 21.06.2019 18:30, perezsamantha3oqr0za
(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5
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Mathematics, 21.06.2019 18:30, Luciano3202
Identify the polynomial. a2b - cd3 a. monomial b. binomial c. trinomial d. four-term polynomial e. five-term polynomial
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Mathematics, 21.06.2019 18:40, TheLuciferOG4558
Acircle has a circumference of 28.36 units what is the diameter of the circle
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A brand of light bulbs has a mean lifetime of 1,500 hours and a standard deviation of 150 hours. A s...
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