Using the table, what is its exact kurtosis in population , excess kurtosis of the population + interpretation and sample kurtosis ? fx(x-X)(x- X)?f (x- X)³f(x- X)4fClass L.ff.xx28-1231030100300-9.67280 5267-2712.6926231.7413-1715752251125-4.67109.0445-509.242378.1418-22152030040060000.331.63350.540.177923-27.2512562531255.33142.0445757.104035.3328-323060900180010.33213.41782204.6122773.58=30=100=590=2250=12350=746 667=-259.68=55418.97

Given n=∑f=30 ∑fx=590 ∑x-x¯2f=746.667 ∑x-x¯3f=259.68 ∑x-x¯4f=55418.97

Answered: Using the table, what is its exact…

Using the table, what is its exact kurtosis in population , excess kurtosis of the population + interpretation and sample kurtosis ?

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter1: Fundamental Concepts Of Algebra

Section1.2: Exponents And Radicals

Problem 31E

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Question

Using the table, what is its exact kurtosis in population , excess kurtosis of the population + interpretation and sample kurtosis ?

fx
(x-X)
(x- X)?f (x- X)³f
(x- X)4f
Class L.
f
f.x
x2
8-12
3
10
30
100
300
-9.67
280 5267
-2712.69
26231.74
13-17
15
75
225
1125
-4.67
109.0445
-509.24
2378.14
18-22
15
20
300
400
6000
0.33
1.6335
0.54
0.1779
23-27.
25
125
625
3125
5.33
142.0445
757.10
4035.33
28-32
30
60
900
1800
10.33
213.4178
2204.61
22773.58
=30
=100
=590
=2250
=12350
=746 667
=-259.68
=55418.97

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