Question

there are four and answer choices.1. 6 students received a score of 55 2. half of the students receive the score less than 80 .3. five students received the score of higher than 80.4. 10 students receive the score of 100

Answer 1

Given the stem and leaf plot which represents each student's score on the most recent quiz.

We have the plot below:

STem Leaf

6 0 5 5

7 0 5 5 5 5

8 0 0 0 0 5

9 0 0 5

10 0

From the data given, we have the following scores:

60, 65, 65, 70, 75, 75, 75, 75, 80, 80, 80, 80, 85, 90, 90, 95, 100

From the scores above, we can see the total number of students are = 17

Number of students with scores less than 80 = 8 students

Therefore, we can say that half of the