Exercise 2 29 Algo A Researcher Conducts A Mileage Economy Test Involving 107 Cars The Frequency Distribution Describin 1 (53.17 KiB) Viewed 140 times
Exercise 2 29 Algo A Researcher Conducts A Mileage Economy Test Involving 107 Cars The Frequency Distribution Describin 2 (35.77 KiB) Viewed 140 times
Exercise 2-29 Algo A researcher conducts a mileage economy test involving 107 cars. The frequency distribution describing average miles per gallon (mpg) appears in the following table. Average mpg 15 < Xs 20 20 < x 25 25 < x 30 30 < x < 35 35 < XS 40 40 < x < 45 Frequency 21 10 12 25 21 18 a-1. Construct the relative frequency distribution and the cumulative relative frequency distribution (Round your answers to 4 decimal places.) Average mpg Relative Frequency Cumulative Relative Frequency 15 < x 20 20<x525 25 < x < 30 30 <XS 35 35 < XS40 40 < x 545
Check my work a-2. What proportion of the cars got more than 20 mpg but no more than 25 mpg? (Round your answer to 4 decimal places.) Proportion of cars a-3. What proportion of the cars got 40 mpg or less? (Round your answer to 4 decimal places.) Proportion of cars a-4. What proportion of the cars got more than 40 mpg? (Round your answer to 4 decimal places.) Proportion of cars
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