Answer:
Step-by-step explanation:
1) This Stem and Leaf plot works like a Histogram. Completing the question, check below the Stem plot. Look the data out of the Stem plot and within (in the graph below)
32, 34
, 38
, 39
, 39
, 40
, 43
, 45
, 46
, 49
, 53
, 54
, 57
, 58
, 59
, 59
, 63
, 68
2) Notice how the first digit is on the Stem column (check below)
3) To find the first and Third Quartiles
Let's use the formulas to find the position, then the value. As it follows: