Instruction: For all test of hypotheses, write Ho and Ha in words, specify test  procedure, show computed test statistic with df (if applicable), p-value, decision and conclusion.A study was conducted to determine the effect of different types of feed additives(A1, A2, A3) in the cortisol level (ng/ml) among chickens. Fifteen chickens were randomly assigned to the three feed additives. The cortisol level (ng/ml) of the chickens was then measured after four weeks. 3. If you are in this research team, what would you advise with regards to the use of the treatments? Show how did you come up with this advice by conducting hypothesis testing. Suggest a new set of treatment, do not just compute for the data

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

CHICKEN FEED ADDITIVE STUDY
Instruction: For all test of hypotheses, write Ho and Ha in words, specify test 
procedure, show computed test statistic with df (if applicable), p-value, decision and conclusion.A study was conducted to determine the effect of different types of feed additives(A1, A2, A3) in the cortisol level (ng/ml) among chickens. Fifteen chickens were randomly assigned to the three feed additives. The cortisol level (ng/ml) of the chickens was then measured after four weeks.

3. If you are in this research team, what would you advise with regards to the use of the treatments? Show how did you come up with this advice by conducting hypothesis testing. Suggest a new set of treatment, do not just compute for the data
Ho (in words):
Ha (in words):
Test Procedure: _________________
p-value: ______________
Decision: __________________
Conclusion: At alpha = 0.05,
______________________________________________________________
_____________________________________________________________

 
1. CHICKEN FEED ADDITIVE STUDY
data: Al
W = 0.98999
p-value
Wilk-Shapiro Test for Normality
data: A2
W = 0.87485
p-value = 0.2866
data: A3
W = 0.97079
0.8803
0.9797
p-value
%3D
Bartlett test of homogeneity of variances
data: cortisol by additive
Bartlett's K-squared = 0.39956, df = 2, p-value = 0.8189
Analysis of Variance
Df Sum Sq Mean Sq F value
2.700 1.3501
0.0948
Pr (>F)
14.24 0.000678 ***
additive
Residuals
12
1.137
signif. codes: 0 '**** 0.001 '**' 0.01 '* 0.05 '.' 0.1 '
' 1
Kruskal-Wallis Rank Sum Test
cortisol by additive
9.42, df = 2, p-value = 0.009005
data:
Kruskal-Wallis chi-squared
%3D
Transcribed Image Text:1. CHICKEN FEED ADDITIVE STUDY data: Al W = 0.98999 p-value Wilk-Shapiro Test for Normality data: A2 W = 0.87485 p-value = 0.2866 data: A3 W = 0.97079 0.8803 0.9797 p-value %3D Bartlett test of homogeneity of variances data: cortisol by additive Bartlett's K-squared = 0.39956, df = 2, p-value = 0.8189 Analysis of Variance Df Sum Sq Mean Sq F value 2.700 1.3501 0.0948 Pr (>F) 14.24 0.000678 *** additive Residuals 12 1.137 signif. codes: 0 '**** 0.001 '**' 0.01 '* 0.05 '.' 0.1 ' ' 1 Kruskal-Wallis Rank Sum Test cortisol by additive 9.42, df = 2, p-value = 0.009005 data: Kruskal-Wallis chi-squared %3D
Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
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