help me on this one pls A manufacturer of paper used for making grocery bags is interested in improving the tensile strengthof the product. Product engineering thinks that tensile strength is a function of the hard-woodconcentration in the pulp and that the range of hardwood concentrations of practical interest isbetween 5 and 20%. A team of engineers responsible for the study decides to investigate four levels ofhardwood concentration: 5%, 10%, 15%, and 20%. They decide to make up six test specimens at eachconcentration level, using a pilot plant. Using the data given below:a. Complete the ANOVA table.b. At 0.05 significance level, test whether there is a difference in mean tensile strength based onHardwood Concentration.HardwoodObservations...Concentration (%)123467151110101217131819151514181917161820192522231820Use the editor to format your answer

Given: Hardwood Concentration Observations 1 2 3 4 5 6 5 7 8 15 11 9 10 10 12 17 13 18 19…

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Math

Statistics

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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

help me on this one pls

A manufacturer of paper used for making grocery bags is interested in improving the tensile strength
of the product. Product engineering thinks that tensile strength is a function of the hard-wood
concentration in the pulp and that the range of hardwood concentrations of practical interest is
between 5 and 20%. A team of engineers responsible for the study decides to investigate four levels of
hardwood concentration: 5%, 10%, 15%, and 20%. They decide to make up six test specimens at each
concentration level, using a pilot plant. Using the data given below:
a. Complete the ANOVA table.
b. At 0.05 significance level, test whether there is a difference in mean tensile strength based on
Hardwood Concentration.
Hardwood
Observations
...
Concentration (%)
1
2
3
4
6
7
15
11
10
10
12
17
13
18
19
15
15
14
18
19
17
16
18
20
19
25
22
23
18
20
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