Question

Asked Sep 23, 2019

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The number of defective items produced on an assembly line during an hour is counted for a random sample of 20 hours. The results are as follws:

21 16 10 10 11 9 13 12 11 29

10 14 27 10 11 11 12 19 11 9

Construct a stem-and -leaf plot for this sample. Is it reasonable the sample as coming from an approxiamately normal population? Expalin.

Step 1

**Construct the stem and leaf plot for the dataset.**

For the given data, Stem and leaf plot using MINITAB software is given below.

**Software procedure:**

Step-by-step procedure to obtain Stem and leaf plot is given below.

- Open MINITAB and enter the given data with the name of the variable
**Hours**. - Go to Graphs, select stem and leaf.
- Select the variable
- Click

Outpu...

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