A researcher became interested to estimate the unknown average hours students in a given university spend in the mobile internet on Smartphone. The researcher takes a sample of 12 students in the university. The sample data is given below: 39 42 39 43 47 45 42 45 37 34 33 38 Suppose that the population standard deviation of students spending in the mobile internet on Smartphone is 8. The margin of error for a 95% CI of the population mean is

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
icon
Related questions
Question

refer to image below

A researcher became interested to estimate the unknown average hours
students in a given university spend in the mobile internet on
Smartphone. The researcher takes a sample of 12 students in the
university. The sample data is given below:
39 42 39 43 47 45 42 45 37 34 33 38
Suppose that the population standard deviation of students spending in
the mobile internet on Smartphone is 8.
The margin of error for a 95% CI of the population mean is
Transcribed Image Text:A researcher became interested to estimate the unknown average hours students in a given university spend in the mobile internet on Smartphone. The researcher takes a sample of 12 students in the university. The sample data is given below: 39 42 39 43 47 45 42 45 37 34 33 38 Suppose that the population standard deviation of students spending in the mobile internet on Smartphone is 8. The margin of error for a 95% CI of the population mean is
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Recommended textbooks for you
Advanced Engineering Mathematics
Advanced Engineering Mathematics
Advanced Math
ISBN:
9780470458365
Author:
Erwin Kreyszig
Publisher:
Wiley, John & Sons, Incorporated
Numerical Methods for Engineers
Numerical Methods for Engineers
Advanced Math
ISBN:
9780073397924
Author:
Steven C. Chapra Dr., Raymond P. Canale
Publisher:
McGraw-Hill Education
Introductory Mathematics for Engineering Applicat…
Introductory Mathematics for Engineering Applicat…
Advanced Math
ISBN:
9781118141809
Author:
Nathan Klingbeil
Publisher:
WILEY
Mathematics For Machine Technology
Mathematics For Machine Technology
Advanced Math
ISBN:
9781337798310
Author:
Peterson, John.
Publisher:
Cengage Learning,
Basic Technical Mathematics
Basic Technical Mathematics
Advanced Math
ISBN:
9780134437705
Author:
Washington
Publisher:
PEARSON
Topology
Topology
Advanced Math
ISBN:
9780134689517
Author:
Munkres, James R.
Publisher:
Pearson,