The midpoint 3

The ranges are 10-20, 20-30, 30-40, and 40-50. If the frequency is 7 15 26 12, what is the midpoint?

Correct answer:

x =  32.1667

Step-by-step explanation:

x=7+15+26+127 15+15 25+26 35+12 45=6193=3261=32.1667



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