Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

To study the weight accuracy of a 50lb fertilizer bag, 12 samples of 12 bags of fertilizer in each sample were taken and the results

To study the weight accuracy of a 50lb fertilizer bag, 12 samples of 12 bags of fertilizer in each sample were taken and the results are as follows. The "R" for the table is for Range. The first range is 1.1, then 1.31 etc. The Mean is 47, then 46, then 46 etc.

Mean R
Sample 1 47 1.1
Sample 2 46 1.31
Sample 3 46 0.91
Sample 4 47 1.1
Sample 5 48 1.21
Sample 6 50 0.82
Sample 7 49 0.86
Sample 8 49 1.11
Sample 9 51 1.12
Sample 10 52 0.99
Sample 11 50 0.86
Sample 12 51 1.2

The overall average weight of a bag of fertilizer is__pound, and the average range is__pound.

The upper control limit for a 99.7% control chart for the mean is___pound, and the lower control limit is____pound.

The upper control limit for a 99.7% control chart for the range is___pound, and the lower control limit is___pound.

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

More Books

Students also viewed these Accounting questions