A population of 25,000 design engineers was asked a series of questions concerning the importance of various attributes of a milling machine. The group has been asked the following question: "How important is it that the machine be capable of working with both hard and soft metals?" Their responses are summarized in the following table:

 What is the mean, variance, and standard deviation of the Population?

Transcribed Image Text:

Scale Description 5 4 3 2 1 Extremely Important Important Desirable Only a small plus Of no consequence Frequency 5,000 8,000 6,000 2,000 4,000 25,000 Scale Description 5 4 3 2 1 Extremely Important Important Desirable Only a small plus Of no consequence Frequency 5,000 8,000 6,000 2,000 4,000 25,000

Answer rating: 100% (QA)

Sol xs of H X 4 CS 1 2 Frequency f xFx 500... View the full answer