Japanese-Made Cars: Complete the relative frequency table from the frequency table for the MPG ratings of 289 different Japanese-Made cars. Enter your answers in percentage form rounded to 1 decimal place.
Japanese-Made Cars
| Relative | ||
| MPG | Frequency | Frequency |
| 9 − 16 | 49 | % |
| 17 − 24 | 193 | % |
| 25 − 32 | 43 | % |
| 33 − 40 | 2 | % |
| 41 − 48 | 2 | % |
Sol:
| MPG | Frequency |
Relative Frequency |
| 9 − 16 | 49 | 49/289 = 16.9% |
| 17 − 24 | 193 | 66.7% |
| 25 − 32 | 43 | 14.8% |
| 33 − 40 | 2 | 0.6% |
| 41 − 48 | 2 | 0.6% |
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RANGES
FREQUENCY
RELATIVE FREQUENCY
CUMULATIVE REL. FREQ.
1 - 10
11 - 20
21 - 30
31 - 40
41 - 50
51 - 60
61 - 70
71 - 80
81 - 90
91 - 100
'= 100 DATA
VALUES??
SO, WHAT DOES A FREQUENCY TABLE TELL US?
If
you wrote each of the above data values on a ping pong ball,, put
them in a jar and blindly pulled one out:
What is the probability that this ball...
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