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Mathematics, 21.06.2019 18:40
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
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Mathematics, 21.06.2019 22:30
Will mark brainlist what is the slope of the line passing through the points (-2, -8) and (-3,-9)? -7/5-5/71-1
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Mathematics, 22.06.2019 00:10
A50-foot ladder is leaning against a vertical wall. if the base of the ladder is 45 feet from the base of the wall, find the angle the bottling of the ladder makes with the ground.
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Mathematics, 22.06.2019 00:30
Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6
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