Mathematics, 14.03.2022 15:00 shaelynwolf326
The amount of time a certain brand of light bulb lasts is normally distributed with a mean of 1400 hours and a standard deviation of 50 hours. Using the empirical rule, determine what interval of hours represents the lifespan of the middle 68% of light bulbs.
Answers: 2
Mathematics, 21.06.2019 13:50
Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?
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Mathematics, 21.06.2019 22:30
The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply
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Mathematics, 22.06.2019 01:00
The measures of the angles in △abc are given by the expressions in the table. angle measure angle a 65° angle b (3x−10)° angle c (2x)∘ find the value of x. then find the m∠b and m∠c.
Answers: 1
The amount of time a certain brand of light bulb lasts is normally distributed with a mean of 1400 h...
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