Author Question: The R-chart monitors the variability in the data over time by plotting the ________. A) mean of ... (Read 58 times)

mikaylakyoung · **on:** Jun 24, 2018

The R-chart monitors the variability in the data over time by plotting the ________.

A) mean of each sample
B) range of each sample
C) sum of each sample
D) size of each sample

Question 2

A random variable is normally distributed with a mean of 25 and a standard deviation of 5.

If an observation is randomly selected from the distribution, determine two values of which the smallest has 25 of the values below it and the largest has 25 of the values above it.A) 18.85 and 27.94
B) 19.31 and 21.12
C) 16.23 and 18.82
D) 21.65 and 28.35

Zack0mack0101@yahoo.com · **Reply #1 on:** Jun 24, 2018

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