Question
Asked Jan 7, 2020
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Refer to Exercise 1.16. Construct a relative frequency histogram for the data.
Please see  the attachment for details:
a. Approximately how many class intervals should you use?
b. Suppose you decide to use classes starting at 1.6 with a class width of .5 (i.e., 1.6 to 2.1, 2.1 to 2.6). Construct the relative frequency histogram
for the data.
c. What fraction of the measurements are less than 5.1?
d. What fraction of the measurements are larger than 3.6?
e. Compare the relative frequency histogram with the stem and leaf plot in Exercise 1.16. Are the shapes similar?

3.1
4.9
2.8
3.6
2.5
4.5
3.5
3.7
4.1
4.9
4.2
4.0
3.7
2.2
2.9
2.1
3.5
3.7
2.7
4.0
4.4
3.4
3.8
6.2
2.5
2.9
2.8
5.1
1.8
5.6
3.9
3.9
2.5
3.6
5.1
4.8
1.6
3.6
6.1
4.7
3.1
4.3
5.7
3.7
4.6
4.0
5.6
4.9
4.2
3.9
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Image Transcriptionclose

3.1 4.9 2.8 3.6 2.5 4.5 3.5 3.7 4.1 4.9 4.2 4.0 3.7 2.2 2.9 2.1 3.5 3.7 2.7 4.0 4.4 3.4 3.8 6.2 2.5 2.9 2.8 5.1 1.8 5.6 3.9 3.9 2.5 3.6 5.1 4.8 1.6 3.6 6.1 4.7 3.1 4.3 5.7 3.7 4.6 4.0 5.6 4.9 4.2 3.9

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Expert Answer

Step 1

Step-by-step software procedure to draw stem and leaf plot using MINITAB software is as follows:

  • Select Graph > Stem and leaf.
  • Select the column measurements in Graph variables.
  • In Increment enter 1.
  • Select OK.
Step 2

Output is obtained ...

Probability homework question answer, step 2, image 1
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