Find the range of 2, 3, 7, 10, 11.
Answer and explanation
Correct answer: A. 9
- Step 1: Range largest smallest .
- Step 2: .
Answer
9.
Why not the others: 11: that is the maximum. 13: it adds the extremes. 8: it uses the second smallest value.
Practise more Data Handling.
Free questions with an explanation for every one, and full timed Junior Cycle (Ireland) mock tests.
More Data Handling questions
- Find the mode of 15, 23, 8, 8, 16, 8.
- The mean of 5 numbers is . A new number is added. What is the new mean?
- Find the mean of the numbers 16, 20, 6, 2, 6.
- A bag has 5 red balls and 6 white balls. Two balls are drawn one after another without replacement. Find the probability that both are red.
- A bag has 7 red balls and 4 white balls. Two balls are drawn one after another without replacement. Find the probability that both are red.
- A bag has 7 red balls and 5 white balls. A ball is drawn, replaced, and then a second ball is drawn. Find the probability that the two balls…