tionld- 1&flushed; fa MTH-220-2c-77 Elementary Statistics Homework: Chapter 3 an

Question

tionld- 1&flushed; fa MTH-220-2c-77 Elementary Statistics Homework: Chapter 3 and Chapter 4 Review Homework Score: 0 of 1 pt 3.1.37 10 ot33 (9 complete) HW Score: 27.27%,90 Use the frequency distribution, which shows the number of American voters (in millions) according to age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range. 18 to 20 1 to 24 35 to 44 65 and over to34 222- 28.8 The probability that a voter chosen at random is in the 18t0 20 years old age range is Round to three decimal places as needed) All parts showing

Explanation / Answer

total frequency = 4.2 + 8.5 + 22.2 + 25.8 + 53.9 + 28.8 = 143.4                                                        

P(18 to 20 years old) = 4.2 / 143.4 = 0.029 (ans)                                                        

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