When d=2 and u=7 look at picture
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![answer](/tpl/images/cats/otvet.png)
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![image](/tpl/images/cats/mat.png)
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?
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:00, dommalb
The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30, alyssaboosiefkes
Im so bad at fractions they are not my best math thing to work on
Answers: 3
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:00, samjohnson3637
What is the answer to question 11? richard simplified an expression in three steps, as shown taking 04.10 segment one exam part one (flvs)
Answers: 3
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