Question

mr. santiago recorded the scores on a math quiz.
scores on the math quiz
(there is a dot plot here, the horizontal axis is score, labeled 5, 6, 7, 8, 9, 10 from left to right. the number of x at each score: 5 has 2, 6 has 9, 7 has 4, 8 has 3, 9 has 1, 10 has 5)
how many students scored at least 7?
□ students

Explanation:

Step1: Count students with score 7

Count the Xs above 7: $5$

Step2: Count students with score 8

Count the Xs above 8: $3$

Step3: Count students with score 9

Count the Xs above 9: $1$

Step4: Count students with score 10

Count the Xs above 10: $5$

Step5: Sum all the counts

Add the counts from Steps 1-4: $5 + 3 + 1 + 5$

Answer:

14 students