HELP 7TH GRADE
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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 19:00
The area of square garden is 300m squared. how long is the diagonal?
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Mathematics, 21.06.2019 21:30
A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position
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