Answer:
Test A: 40 words per minute
Test B: 54 words per minute
Test C: 44 words per minute
<em><u>Test B has the highest unit rate</u></em>
Step-by-step explanation:
Test A divide 30 by
(30/0.75=40)
Test B divide 78 by
(78/1.5=52)
Test C divide 99 by
(99/2.25=44)
<u>Hope this helps :-)</u>
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To know how far your values differ apart from the mean of the records
Answer:
Time spent on professional calls is typically shorter but less consistent than time spent on personal calls.
Step-by-step explanation:
Professional calls are typically shorter (Median = 4 min) than personal calls (Median = 5 min).
However, they are less consistent (IQR = 5 min) than personal calls (IQR = 2 min).
Answer:
30
Step-by-step explanation:
The absolute value function always gives a positive value, that is
| - a | = | a | = a
Given
| - 10 | + | - 20 |
= 10 + 20
= 30