Mathematics, 26.10.2019 05:43 huckfin58021219
President of salas products, is reviewing the warranty policy for her company's new model of automobile batteries. life tests performed on a sample of 100 batteries indicated:
(1) an average life of 75 months,
(2) a standard deviation of 5 months,
(3) a bell shaped battery life distribution. what percentage of the batteries will fail within the first 65 months of use?
Answers: 3
Mathematics, 21.06.2019 16:50
Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x
Answers: 1
Mathematics, 21.06.2019 19:30
Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11
Answers: 1
Mathematics, 21.06.2019 22:30
The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction
Answers: 2
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