Multiple choice six-sigma green-belt

If data is continuous and sample size is 1, what type of Control Chart should be used?

  1. I & MR chart

  2. X and moving Range Chart

  3. np chart

  4. p chart
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

When dealing with continuous data and a sample size of 1 (individual observations), the Individuals and Moving Range (I-MR) chart is the appropriate tool. Option 5617 (X and Moving Range) is synonymous with I-MR. 'p' and 'np' charts are used for discrete/attribute data.

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