(Solved by Humans)-A major airline company is concerned that its proportion of late
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A major airline company is concerned that its proportion of late arrivals has substantially increased in the past month. Historical data shows that on the average 18% of the company airplanes have arrived late. In a random sample of 1,240 airplanes, 260 airplanes have arrived late. If we are conducting a hypothesis test of a single proportion to determine if the proportion of late arrivals has increased using the following hypotheses?H0: p ??0.18 and Ha: p > 0.18
Step 1 of 3:? What is the value of the test statistic??Round your answer to four decimal places.
Step 2 of 3: calculate the p-value??Round your answer to four decimal places.
Step 3 of 3: We can conclude...
?A.At the 5% level of significance, we should reject the nulll hypothesis and conclude the the proportion of late arrivals has increased.Bypass any proctored exams 2025. Book your Exam today! ? Stressed About Your Proctored Exam? You're Not Alone. But We've Got the Solution! ? Failing attempts? Confusing materials? Overwhelming pressure? ✨ We help you pass your exam on the FIRST TRY, no matter the platform or proctoring software. ✅ Real-time assistance ✅ 100% confidential ✅ No upfront payment—pay only after success! ? Don’t struggle alone. Join the students who are passing stress-free! ? Visit https://proctoredsolutions.com/ and never get stuck with an exam again. ? Your success is just one click away! STATUS
This question was answered on: 10 May, 2025
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