Expand: In 2a^3/b^4
In 2 + 3 In a - 4 In b
In 2 - 3 In a - 4 In b
In 2 - 3 I...
Mathematics, 20.04.2020 23:01 reesewaggoner8
Expand: In 2a^3/b^4
In 2 + 3 In a - 4 In b
In 2 - 3 In a - 4 In b
In 2 - 3 In a + 4 In b
Answers: 2
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?
Answers: 1
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