Mathematics, 08.12.2021 03:10 34267
Find the mean of the data summarized in the given frequency distribution.
1) The manager of a bank recorded the amount of time each customer spent waiting in line during pea 1)
business hours one Monday. The frequency distribution below summarizes the results. Find the me
waiting time. Round your answer to one decimal place.
Waiting time Number of
(minutes) customers
0-3
9
4-7
11
8 - 11
13
12 - 15
5
16 - 19
7
20-23
3
24 - 27
1
A) 9.9 min
B) 7.0 min
C) 13.5 min
D) 9.7 min
Answers: 1
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8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?
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The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase
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At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.
Answers: 2
Find the mean of the data summarized in the given frequency distribution.
1) The manager of a bank...
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