Mathematics, 07.05.2020 06:07 guzmangisselle
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 85 hours. What percentage light
bulbs last between 1310 hours and 1470 hours, to the nearest tenth?
Answers: 1
Mathematics, 21.06.2019 15:00
Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?
Answers: 1
Mathematics, 21.06.2019 15:50
Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.
Answers: 3
Mathematics, 21.06.2019 20:00
The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest
Answers: 2
The amount of time a certain brand of light bulb lasts is normally distributed with a
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History, 27.07.2019 05:30
History, 27.07.2019 05:30
Mathematics, 27.07.2019 05:30
History, 27.07.2019 05:30
Mathematics, 27.07.2019 05:30
History, 27.07.2019 05:30