The data from car crash tests for four different vehicle size categories (Small, Midsize, Large, and SUV) with measured amounts of left leg femur force (kN) results in the following Minitab display. Using a 0.05 significance level, test the claim that the four vehicle size categories have the same mean force on the femur of the left leg. Does size of the car appear to have an effect on the force on the left femur in crash tests? Analysis of Variance Source Size Error Total DF 3 56 59 Adj SS 0.6657 22.1872 22.8529 Adj MS 0.2219 0.3962 F-Value 0.56 P-Value 0.644

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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The data from car crash tests for four different vehicle size categories (Small, Midsize, Large, and SUV) with measured
amounts of left leg femur force (kN) results in the following Minitab display. Using a 0.05 significance level, test the claim
that the four vehicle size categories have the same mean force on the femur of the left leg. Does size of the car appear to
have an effect on the force on the left femur in crash tests?
Analysis of Variance
Source
Size
Error
Total
DF
3
56
59
Adj SS
0.6657
22.1872
22.8529
Adj MS
0.2219
0.3962
F-Value
0.56
P-Value
0.644
Transcribed Image Text:The data from car crash tests for four different vehicle size categories (Small, Midsize, Large, and SUV) with measured amounts of left leg femur force (kN) results in the following Minitab display. Using a 0.05 significance level, test the claim that the four vehicle size categories have the same mean force on the femur of the left leg. Does size of the car appear to have an effect on the force on the left femur in crash tests? Analysis of Variance Source Size Error Total DF 3 56 59 Adj SS 0.6657 22.1872 22.8529 Adj MS 0.2219 0.3962 F-Value 0.56 P-Value 0.644
Determine the null hypothesis.
Ho:
Determine the alternative hypothesis.
H₁:
Determine the test statistic.
The test statistic is
(Round to two decimal places as needed.)
Determine the P-value.
The P-value is.
(Round to three decimal places as needed.)
The P-value is.
(Round
three decimal places as needed.)
Does size of the car appear to have an effect on the force on the left femur in crash tests?
Ho. There ▼sufficient evidence at a 0.05 significance level to warrant rejection of the claim that the four vehicle size categories have the same mean force on the left femur in crash tests.
Transcribed Image Text:Determine the null hypothesis. Ho: Determine the alternative hypothesis. H₁: Determine the test statistic. The test statistic is (Round to two decimal places as needed.) Determine the P-value. The P-value is. (Round to three decimal places as needed.) The P-value is. (Round three decimal places as needed.) Does size of the car appear to have an effect on the force on the left femur in crash tests? Ho. There ▼sufficient evidence at a 0.05 significance level to warrant rejection of the claim that the four vehicle size categories have the same mean force on the left femur in crash tests.
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