Write 9 minutes less than Chang’s time in algebraic expression
1 answer:
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Answer:
The relative class frequency for the lowest class is 0.2.
Step-by-step explanation:
The given frequency table is
Ages Frequency
40-50 10
50-60 28
60-70 12
Total 50
It means sample size is 50.
Formula for relative frequency is
We need to find the relative class frequency for the lowest class.
So, relative class frequency for class interval 40-50.
Therefore, the relative class frequency for the lowest class is 0.2.