9. Suppose a regional market analyst believes the median repair cost estimates for Garage 1 is below that for Garage 2 (or the probability distribution of repair cost estimates for Garage 1 is shifted to the left of the probability of repair cost estimates for Garage 2). Use the Wilcoxon Signed Rank Test at the 0.05 level on the observations below to test this claim? Repair Repair Cost Estimate Garage 2 Cost Estimate Sample of Cars Garage 1 $ 710 $ 900 $ 1100 $ 890 $ 990 $ 910 $ 1030 $ 790 $ 1010 $ 1220 $ 880 $ 1040 $ 980 $ 1170 Car 1 Car 2 Car 3 Car 4 Car 5 Car 6 Car 7

9. Suppose a regional market analyst believes the median repair cost estimates for Garage 1 is below that for Garage 2 (or the probability distribution of repair cost estimates for Garage 1 is shifted to the left of the probability of repair cost estimates for Garage 2). Use the Wilcoxon Signed Rank Test at the 0.05 level on the observations below to test this claim? Repair Repair Cost Estimate Garage 2 Cost Estimate Sample of Cars Garage 1 $ 710 $ 900 $ 1100 $ 890 $ 990 $ 910 $ 1030 $ 790 $ 1010 $ 1220 $ 880 $ 1040 $ 980 $ 1170 Car 1 Car 2 Car 3 Car 4 Car 5 Car 6 Car 7

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

9. Suppose a regional market analyst believes the median repair cost estimates for Garage 1
is below that for Garage 2 (or the probability distribution of repair cost estimates for
Garage 1 is shifted to the left of the probability of repair cost estimates for Garage 2). Use
the Wilcoxon Signed Rank Test at the 0.05 level on the observations below to test this
claim?
Repair
Repair.
Cost
Estimate
Garage 2
Cost
Estimate
Sample of Cars
Garage 1
$ 710
$ 900
$ 1100
$ 890
$ 990
$ 910
S 1030
$ 790
$ 1010
$ 1220
$ 880
S 1040
$ 980
$ 1170
Car 1
Car 2
Car 3
Car 4
Car 5
Car 6
Car 7

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