Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Question 6 2 Points For public information, an outsourced statistics professional was asked to provide an average daily flight cancellations in a particular airport. The

image text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribed
Question 6 2 Points For public information, an outsourced statistics professional was asked to provide an average daily flight cancellations in a particular airport. The statistician sampled 50 operation days and found an average of 32 daily cancellations. From a previous data, the standard deviation of all flight cancellations are 6.5 days. At 99% level of confidence, what is the margin of error to be used for estimation? Supply its positive version rounded off in one (1) decimal place. e.g. 3.6 2.14 Blank 1 2.14Question 7 2 Points The following data below shows the average working time recorded (in hours) of part - time working students in a certain fast - food chain. 3.4 2.5 4.8 2.9 3.6 2.8 3.3 5.6 3.7 2.8 4.4 4.0 5.2 3.0 4.8 Assuming that the data represent a random sample from a normal population, construct a 95% confidence interval estimate for u. 2.75

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Trigonometry

Authors: David M Kennedy, James Stewart, Lothar Redlin, Saleem Watson

2nd Edition

1285226089, 9781285226088

More Books

Students also viewed these Mathematics questions

Question

Describe specific developments that advanced cognitive psychology.

Answered: 1 week ago

Question

Behaviour: What am I doing?

Answered: 1 week ago