Question

Suppose 288 electricians took a certification test that is worth 140 points. The five-number summary for the scores is shown here.

min. value = 68
Q1 = 110
median = 125
Q3 = 130
max. value = 138
About how many electricians had a score of 110 or less?

Answer 1

THE other person got the correct data and i just added to it. the answer is 72

Step-by-step explanation: 0.25X288=72

Answer 2

Q1 shows the position of the first 25% of the data set. Since Q1 = 110, 25% of the electricians had a score of 110 or less.