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A stem-and-leaf plot for the number of touchdowns scored by all Division 1A football teams is shown below. Complete parts (a) through (c). 1345788 2012 23457889 3001112233445577789 40012234555567889 Key: 115 = 15 50 235578 61 367 7 87 (a) If a team is selected at random, find the probability the team scored at least 32 touchdowns. 0.651 (Round to three decimal places as needed.) (b) If a team is selected at random, find the probability the team scored between 40 and 49 touchdowns inclusive. 0.254 (Round to three decimal places as needed.) (c) If a team is selected at random, find the probability the team scored more than 70 touchdowns. 0.016 (Round to three decimal places as needed.) Are any of these events unusual? Select all the unusual events below. A. Scoring between 40 and 49 touchdowns inclusive is unusual. B. Scoring more than 70 touchdowns is unusual. C. Scoring at least 32 touchdowns is unusual. D. None of the events are unusual.

A stem-and-leaf plot for the number of touchdowns scored by all Division 1A football teams is shown below. Complete parts (a) through (c). 1345788 2012 23457889 3001112233445577789 40012234555567889 Key: 115 = 15 50 235578 61 367 7 87 (a) If a team is selected at random, find the probability the team scored at least 32 touchdowns. 0.651 (Round to three decimal places as needed.) (b) If a team is selected at random, find the probability the team scored between 40 and 49 touchdowns inclusive. 0.254 (Round to three decimal places as needed.) (c) If a team is selected at random, find the probability the team scored more than 70 touchdowns. 0.016 (Round to three decimal places as needed.) Are any of these events unusual? Select all the unusual events below. A. Scoring between 40 and 49 touchdowns inclusive is unusual. B. Scoring more than 70 touchdowns is unusual. C. Scoring at least 32 touchdowns is unusual. D. None of the events are unusual.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 20PFA
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A stem-and-leaf plot for the number of touchdowns scored by all Division 1A football teams is shown below. Complete parts (a) through (c). 1345788 2012 23457889 3001112233445577789 40012234555567889 Key: 115 = 15 50 235578 61 367 7 87 (a) If a team is selected at random, find the probability the team scored at least 32 touchdowns. 0.651 (Round to three decimal places as needed.) (b) If a team is selected at random, find the probability the team scored between 40 and 49 touchdowns inclusive. 0.254 (Round to three decimal places as needed.) (c) If a team is selected at random, find the probability the team scored more than 70 touchdowns. 0.016 (Round to three decimal places as needed.) Are any of these events unusual? Select all the unusual events below. A. Scoring between 40 and 49 touchdowns inclusive is unusual. B. Scoring more than 70 touchdowns is unusual. C. Scoring at least 32 touchdowns is unusual. D. None of the events are unusual.
Transcribed Image Text:A stem-and-leaf plot for the number of touchdowns scored by all Division 1A football teams is shown below. Complete parts (a) through (c). 1345788 2012 23457889 3001112233445577789 40012234555567889 Key: 115 = 15 50 235578 61 367 7 87 (a) If a team is selected at random, find the probability the team scored at least 32 touchdowns. 0.651 (Round to three decimal places as needed.) (b) If a team is selected at random, find the probability the team scored between 40 and 49 touchdowns inclusive. 0.254 (Round to three decimal places as needed.) (c) If a team is selected at random, find the probability the team scored more than 70 touchdowns. 0.016 (Round to three decimal places as needed.) Are any of these events unusual? Select all the unusual events below. A. Scoring between 40 and 49 touchdowns inclusive is unusual. B. Scoring more than 70 touchdowns is unusual. C. Scoring at least 32 touchdowns is unusual. D. None of the events are unusual.
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