Question

What type of chart would you use if you had data collected over time? a. X-bar/R...

What type of chart would you use if you had data collected over time?

a.

X-bar/R chart

b.

p chart

c.

Too vague to answer

d.

c chart
Math   Statistics-And-Probability   
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Answer #1

answer is (d) c chart

and R chart is a type of control chart used to monitor variables data when samples are collected at regular intervals

the p-chart is a type of controlchart used to monitor the proportion of nonconforming units in a sample, where the sample proportion nonconforming is defined as the ratio of the number of nonconforming units to the sample size n

A c-chart is an attributes control chart used with data collected in subgroups that are the same size. C-charts show how the process, measured by the number of nonconformities per item or group of items, changes over time.

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