Problem #1
3
А
9
Burgers
Hot Dogs
If there were 30 burgers sold,
how many hot dogs would be
sold?
5
10
B В
What is the value of A?
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Explain (in words) how you
determined this value?
What is the value of B?
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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?