Chell is testing several types of boots for durability when falling a long distance. She found six types of boots. For each boot she drops from increasing heights until she is injured. Her overall average was 72.5 feet, with a pooled standard deviation of 6.4. The data for each type is shown below. Number ofbootsStd Dev(for each boot)Mean height(in feet)Steel246.969.5Titanium78.969.4Vibranium185.273.3Mithril85.974.5Netherite134.475.4Atium157.274.2Assuming normality and equal variances perform a hypothesis test.Use three decimal places in the table

Sum of squares: Sum of squares for groups: SST=∑i=16niX¯i-X¯¯2…

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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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Chell is testing several types of boots for durability when falling a long distance. She found six types of boots. For each boot she drops from increasing heights until she is injured. Her overall average was 72.5 feet, with a pooled standard deviation of 6.4. The data for each type is shown below.

	Number of boots	Std Dev (for each boot)	Mean height (in feet)
Steel	24	6.9	69.5
Titanium	7	8.9	69.4
Vibranium	18	5.2	73.3
Mithril	8	5.9	74.5
Netherite	13	4.4	75.4
Atium	15	7.2	74.2