iPad 7:33 PM * 94%- mathxl.com A Probability Experiment Consists Of... Week 7-Ex
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iPad 7:33 PM * 94%- mathxl.com A Probability Experiment Consists Of... Week 7-Exam 2- MATH2001: Statist...Take a Test- Shamel Allen MATH2001 Statisties: RES 21608 Shamel Allen | 2/24/18 7:33 PM Test: Exam 2, Chapters 3 and 4 Time Remaining: 01:0325 Submit Test This Question: 1 pt 6 of 25 (4 complete) This Test: 25 pts possible A stem-and-leaf plot for the number of touchdowns scored by all Division 1A football teams is shown below. Complete parts (a) theough (c). (a) If a team is selected at random, find the probablity the team scored at least 34 touchdowns. 5788 Key115-15 1223457889 01112233445577789 012234555567889 235578 Round to three decimal places as needed) b) If a team is selected at randomm, find the probability the team scored between 40 and 48 touchdowns inclusive 1367 Round to three decimal places as needed) c) If a team selected at fanern, fnd the probablity the team scored moro than 78 touchdowns. Are any of these events unusua? Round to three decimal places as needed) Are any of these events unusual? Select all the unusual events below Scoring more than 78 touchdowns is unusual. scoring at least 34 touchdowns is unusual. C. Scoring between 40 and 4 touchdowns inclusive is unusual D. None of the events are unusual. Click to select your answerls.Explanation / Answer
total scores =63
a) P(at least 34 touchdowns)=37/63=0.587
b)P(40<X<48)=15/63=0.2381
c) P(X>78) =1/63 =0.016
option A is correct
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