12 The historical on-time percentage for Amtrak's Sunset Limited is 10 percent In July, the train was on time 0 times in 31 runs. Hint Use Excel to calculate the cumulative binomial probability AXs0in...

12<br>The historical on-time percentage for Amtrak's Sunset Limited is 10 percent In July, the train was on time 0 times in 31 runs. Hint Use<br>Excel to calculate the cumulative binomial probability AXs0in = 31, =10) Assume a=1.<br>(a) Choose the correct null ond alternative hypotheses.<br>sts<br>a Ha 2 10 versus H 10. Reject Hg if P< 10<br>b. H 2 10 versus H < 10. Reject Ha if P> 10<br>eBook<br>ofarancos<br>(b) Find the probability. (Round your answer to 4 decimal places.)<br>AX= 0)<br>(c-1) We can reject the null hypothesis.<br>Yes<br>O No<br>(e-2) Has the on-time percentage fallen?<br>Yes<br>ONo<br>

Extracted text: 12 The historical on-time percentage for Amtrak's Sunset Limited is 10 percent In July, the train was on time 0 times in 31 runs. Hint Use Excel to calculate the cumulative binomial probability AXs0in = 31, =10) Assume a=1. (a) Choose the correct null ond alternative hypotheses. sts a Ha 2 10 versus H 10. Reject Hg if P< 10="" b.="" h="" 2="" 10="" versus="" h="">< 10.="" reject="" ha="" if="" p=""> 10 eBook ofarancos (b) Find the probability. (Round your answer to 4 decimal places.) AX= 0) (c-1) We can reject the null hypothesis. Yes O No (e-2) Has the on-time percentage fallen? Yes ONo

Jun 10, 2022

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12 The historical on-time percentage for Amtrak's Sunset Limited is 10 percent In July, the train was on time 0 times in 31 runs. Hint Use Excel to calculate the cumulative binomial probability AXs0in...

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