A consumer testing agency has tested the strength of 3 brands of 1/8-inch rope. The results of the test are shown in the table below. According to the sample test results, which company produces 1/8-inch rope for which the breaking-point has the smallest standard deviation? Show your solution and make a conjecture.

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A consumer testing agency has tested the strength of 3 brands of 1/8-inch rope. The results of the test are shown in the table below. According to the sample test results, which company produces 1/8-inch rope for which the breaking-point has the smallest standard deviation? Show your solution and make a conjecture.

Company
Breaking point of 1/8-inch rope
Trustworthy
122, 141, 151, 114,108, 149, 125, 101
Brand X
128, 127, 148, 164, 97, 109, 137, 120
NeverSnap
112, 121, 138, 131, 134, 139, 135, 130
Transcribed Image Text:Company Breaking point of 1/8-inch rope Trustworthy 122, 141, 151, 114,108, 149, 125, 101 Brand X 128, 127, 148, 164, 97, 109, 137, 120 NeverSnap 112, 121, 138, 131, 134, 139, 135, 130
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