Question

question 8 (1 point) the miles per gallon rating for 30 cars are shown below (lowest to highest). 19, 19, 19, 20, 21, 21, 25, 25, 25, 26, 26, 28, 29, 31, 31, 32, 32, 33, 34, 35, 36, 37, 37, 38, 38, 38, 38, 41, 43, 43, 61 which of the following is the appropriate stem - and - leaf plot. stem leaf 1 999 2 0115556689 3 11223456778888 4 133 6 1 stem leaf 1 9 2 0155689 3 12345678 4 13 6 1 stem leaf 1 9 2 0155689 3 12345678 4 13 5 6 1 stem leaf 1 999 2 0115556689 3 11223456778888 4 133 5 6 1 question 9 (1 point)

Explanation:

Step1: Recall stem - and - leaf plot concept

In a stem - and - leaf plot, the stem represents the tens digit and the leaf represents the units digit.

Step2: Analyze the data

For the data set 19, 19, 19, 20, 21, 21, 25, 25, 25, 26, 26, 28, 29, 31, 31, 32, 32, 33, 34, 35, 36, 37, 37, 38, 38, 38, 38, 41, 43, 43, 61:

• For values in the teens (10 - 19), the stem is 1 and the leaves are 9, 9, 9.
• For values in the twenties (20 - 29), the stem is 2 and the leaves are 0, 1, 1, 5, 5, 5, 6, 6, 8, 9.
• For values in the thirties (30 - 39), the stem is 3 and the leaves are 1, 1, 2, 2, 3, 4, 5, 6, 7, 7, 8, 8, 8, 8.
• For values in the forties (40 - 49), the stem is 4 and the leaves are 1, 3, 3.
• For the value 61, the stem is 6 and the leaf is 1.

Answer:

Stem Leaf
1 9 9 9
2 0 1 1 5 5 5 6 6 8 9
3 1 1 2 2 3 4 5 6 7 7 8 8 8 8
4 1 3 3
6 1