Please let me know how to get S.D and p-value step by step manually!

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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Please let me know how to get S.D and p-value step by step manually! This is the link for this question: https://www.bartleby.com/questions-and-answers/12.-chris-wants-to-know-the-changes-in-the-heights-of-all-his-friends-by-comparing-their-previous-av/667ac0d9-4ada-46e0-ac56-442874ed8efc
7.59
78 98)
Stepl
a)
Previous Now
difference
100
104
-4
125
130
-5
90
110
-20
77
96
-19
85
112
-27
mean
95.4
110.4
mean
-15
S.D
10.07472084
Step2
b)
Null hypothesis :
Alternative hypothesis :
Step3
c)
Test statistics :
t =
( 95.4–110.4) –80
10.0747
V5
21. 0853
Transcribed Image Text:7.59 78 98) Stepl a) Previous Now difference 100 104 -4 125 130 -5 90 110 -20 77 96 -19 85 112 -27 mean 95.4 110.4 mean -15 S.D 10.07472084 Step2 b) Null hypothesis : Alternative hypothesis : Step3 c) Test statistics : t = ( 95.4–110.4) –80 10.0747 V5 21. 0853
7.59
17.2 98
Alternative hypothesis :
Step3
c)
Test statistics :
t =
( 95.4–110.4) –80
10.0747
– 21. 0853
Step4
d)
Level of significance = 0.05
%3D
P-value = 0.00002
As P-value < significance level
So, it rejects Null hypothesis.
Therefore, there is sufficient evidence to
support the claim.
Transcribed Image Text:7.59 17.2 98 Alternative hypothesis : Step3 c) Test statistics : t = ( 95.4–110.4) –80 10.0747 – 21. 0853 Step4 d) Level of significance = 0.05 %3D P-value = 0.00002 As P-value < significance level So, it rejects Null hypothesis. Therefore, there is sufficient evidence to support the claim.
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