A plumber charges a flat rate of $139 to make a house call and charges $87 for labor. Let
y
b...
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Mathematics, 16.02.2021 19:40, lallenma
A plumber charges a flat rate of $139 to make a house call and charges $87 for labor. Let
y
be the total cost of the house call plus labor and let
x
be the number of hours worked.
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Answers: 1
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Mathematics, 21.06.2019 18:40, calebhoover03
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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