Question: A quality control engineer pulls 5 resistors at random from an assembly line that makes 11kOhm resistors, and measures each resistance. The measurements are

"A quality control engineer pulls 5 resistors at random from an assembly line that makes 11kOhm resistors, and measures each resistance. The measurements are given here: Measurement Resistance, kOhm 1 11.437 2 11.207 3 11.211 4 5 11.337 11.463 Calculate the higher estimate of confidence interval for the population standard deviation for 67% confidence level."

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