Answered: A study was conducted using 50 mobile…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

A study was conducted using 50 mobile network users who volunteered to participate in a research as the entry of the third telco player in the country is on its way. One of the variables studied was the data connection speed in the previous month. Based on the data in the following table, is there a significant difference between the connectivity speeds of the two present mobile networks during the previous month? Use a 5% level of significance and assume that the population variances are equal.

1. The alternative hypothesis for the test would be?

2. The alternative hypothesis for the test would be?

3. What is the computed value of the test statistic?

4. What would be your decision?

Speed (Mbps)
Mobile Network A
Mobile Network B
Мean
8.2
5.6
Standard Deviation
5.9
5.7
Number of students
20
30

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