The accompanying specific gravity values describe various wood types used in con

Question

The accompanying specific gravity values describe various wood types used in construction 0.36 0.42 0.47 0.61 0.38 0.42 0.48 0.66 0.31 0.35 0.41 0.46 0.55 0.36 0.42 0.46 0.58 0.37 0.42 0.48 0.66 0.40 0.42 0.49 0.67 0.40 0.43 0.53 0.68 0.40 0.44 0.54 0.77 0.41 0.54 Construct a stem-and-leaf display using repeated stems. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Stem tenthseafhundredths 4 4 Comment on any interesting features of the display. (Select all that apply.) O The display is symmetric. O The stem-and-leaf display shows that 0.45 is a good representative value for the data O There is a small amount of variation in the data O The stem-and-leaf display shows that 0.55 is a good representative value for the data O There is a reasonably large amount of variation in the data O The data value 0.31 is a possible outlier O The data value 0.77 is a possible outlier O The display is not symmetric and appears to be positively skewed

Explanation / Answer

Stem-and-Leaf:

Stem-and-leaf of N = 36
Leaf Unit = 0.010

1   3 1
6   3 56678
18 4 000112222234
18 4 5667889
11 5 344
8   5 58
6   6 1
5   6 6678
1   7
1   7 7

There is a small amount of variation in the data.

The data value 0.31 is a possible outlier.

The data value 0.77 is a possible outlier.

The display is not symmetric and appears to be positively skewed.

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