Respuesta :
The scores for the first round were as follows:
71 ; 65 ;Â 67 ; 73 ; 74 ;Â 73 ; 71 ; 71 ;Â 74 ;Â 73 ; 71 ; 70 ; 75 ; 71 ; 72 ; 71 ;
75 ; 75 ; 71 ;Â 71 ;Â 74 ; 75 ; 66 ;Â 75 ; 75 ; 75 ;Â 71 ; 72 ; 72 ; 73 ; 71 ;Â 67
a. Make a stem and leaf display for the first-round scores. Use two lines per stem
6 | Â Â
6 | 5 6 7 7
7 | 0Â 1 1 1 1 1 1 1 1 1 1 2 2 2Â 3 3 3 3Â 4 4 4Â
7 | 5 5 5 5 5 5 5 Â Â Â
The scores for the fourth round for the same players were as follows:
69 ; 69 ; 73 ; 74 ;Â 72 ;Â 72 ;Â 70 ;Â 71 ;Â 71 ;Â 70 ;Â 72 ; 73 ;Â 73 ; 72 ;Â 71Â ; 71 ;
 71 ; 69 ; 70 ; 71 ; 72 ; 73 ; 74 ; 72 ; 71 ; 68 ; 69 ; 70 ; 69 ; 71 ; 73 ; 74
b. Make a stem and leaf display for the fourth-round scores. Use two lines per stem as explained in 2.3 notes.
6 |Â
6 | 8 9 9Â 9 9 9Â
7Â | 0 0Â 0 0 1Â 1Â 1 1 1 1 1 1Â 2Â 2Â 2Â 2 2 2 3Â 3Â 3 3Â 3 4 4 4
7 |
71 ; 65 ;Â 67 ; 73 ; 74 ;Â 73 ; 71 ; 71 ;Â 74 ;Â 73 ; 71 ; 70 ; 75 ; 71 ; 72 ; 71 ;
75 ; 75 ; 71 ;Â 71 ;Â 74 ; 75 ; 66 ;Â 75 ; 75 ; 75 ;Â 71 ; 72 ; 72 ; 73 ; 71 ;Â 67
a. Make a stem and leaf display for the first-round scores. Use two lines per stem
6 | Â Â
6 | 5 6 7 7
7 | 0Â 1 1 1 1 1 1 1 1 1 1 2 2 2Â 3 3 3 3Â 4 4 4Â
7 | 5 5 5 5 5 5 5 Â Â Â
The scores for the fourth round for the same players were as follows:
69 ; 69 ; 73 ; 74 ;Â 72 ;Â 72 ;Â 70 ;Â 71 ;Â 71 ;Â 70 ;Â 72 ; 73 ;Â 73 ; 72 ;Â 71Â ; 71 ;
 71 ; 69 ; 70 ; 71 ; 72 ; 73 ; 74 ; 72 ; 71 ; 68 ; 69 ; 70 ; 69 ; 71 ; 73 ; 74
b. Make a stem and leaf display for the fourth-round scores. Use two lines per stem as explained in 2.3 notes.
6 |Â
6 | 8 9 9Â 9 9 9Â
7Â | 0 0Â 0 0 1Â 1Â 1 1 1 1 1 1Â 2Â 2Â 2Â 2 2 2 3Â 3Â 3 3Â 3 4 4 4
7 |
Answer:
a. First round
Stem | Leaf
   6 |
   6 | 5 6 7 7
   7 | 0 1 1 1 1 1 1 1 1 1 1 2 2 2 3 3 3 3 4 4 4
   7 | 5 5 5 5 5 5 5
b. Fourth round
Stem | Leaf
   6 |
   6 | 8 9 9 9 9 9
   7 | 0 0 0 0 1 1 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 4 4 4
   7 |
c. In the first plot the scores are more dispersed than in the second plot
Step-by-step explanation:
When two lines per stem are used, leafs from 0 to 4 goes in the first line of the stem, and leafs from 5 to 9 goes in the second line of the stem.