Question

The mean of the data 9, 3, 5, 4, 4, 5 and y is y. What is the mode of the data?

• A. 3
• B. 9
• C. 4
• D. 5

Answer 1

Answer:

D. 5

mean = total /number y = [9 + 3 + 4 + 4 + 5 + 5 + y]/7 7y = 30 + y 6y = 30 y = 30/6 = 5 mode = most repeating number = 5