We want to compare the daily stock return for Proctor & Gamble and PG&E Unilever. Using the provided data, assuming the samples are random sample and independent, at the .02 significance level can you claim that the monthly returns are different? 1. State the null and alternative hypothesis Hop=0 2. Find the test statistic PG: 1.6452141 UL: 1.377804 3. Find the number of degrees of freedom 2515 4. Find the critical values PG: 2.3278 UL: 2.3278 5. Find the confidence interval PG: (-0.015112854, 0.087961502) UL 6. Find the P-value PG: 0.1001 UL: 0.1684 7. What can you conclude?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
Answer# 7 based on answers from 1-6
We want to compare the daily stock return for Proctor & Gamble and PG&E Unilever. Using the
provided data, assuming the samples are random sample and independent, at the .02
significance level can you claim that the monthly returns are different?
1. State the null and alternative hypothesis
Hop=0
2. Find the test statistic
PG: 1.6452141
UL: 1.377804
3. Find the number of degrees of freedom
2515
4. Find the critical values
PG: 2.3278
UL: 2.3278
5. Find the confidence interval
PG: (-0.015112854, 0.087961502)
UL
6. Find the P-value
PG: 0.1001
UL: 0.1684
7. What can you conclude?
Transcribed Image Text:We want to compare the daily stock return for Proctor & Gamble and PG&E Unilever. Using the provided data, assuming the samples are random sample and independent, at the .02 significance level can you claim that the monthly returns are different? 1. State the null and alternative hypothesis Hop=0 2. Find the test statistic PG: 1.6452141 UL: 1.377804 3. Find the number of degrees of freedom 2515 4. Find the critical values PG: 2.3278 UL: 2.3278 5. Find the confidence interval PG: (-0.015112854, 0.087961502) UL 6. Find the P-value PG: 0.1001 UL: 0.1684 7. What can you conclude?
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman