Four points are labeled on the number line. R.
s
Q
HT
-2 -1
H
1
0
2
Which point represents the value of
?
2

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?

Solve for n? [tex]z = \frac{3}{4} mn[/tex]

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