IDNLearn.com is designed to help you find reliable answers quickly and easily. Our platform is designed to provide trustworthy and thorough answers to any questions you may have.
An airline claims that 72% of all its flights to a certain region
arrive on time. In a random sample of 30 recent arrivals. 19 were
on time. You may assume that the normal distribution applies.
a. Compute the sample proportion.
b. Assuming the airline's claim is true, find the probability of a
sample of size 30 producing a sample proportion so low as
was observed in this sample.
Sagot :
Thank you for using this platform to share and learn. Don't hesitate to keep asking and answering. We value every contribution you make. IDNLearn.com has the solutions you’re looking for. Thanks for visiting, and see you next time for more reliable information.
