# Question: 6 bill recorded how long it took him to do...

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6. Bill recorded how long it took him to do the shopping each week for 5 weeks. His times (to the nearest minute): 32, 23, 43, 19, 37.

What is the mean shopping time from this sample?

Put your answer, correct to 1 d.p., in the box below (just put the number, not the units).

Answer

7. I recorded how long I waited for the bus on five separate days and I got the following wait times (recorded to the nearest minute): 15, 12, 17, 11, 14.

What is the mean waiting time from this sample?

Put your answer, correct to 1 d.p., in the box below (just put the number, not the units).

The mode of these observations is .

9. Jill records the shoe sizes sizes of 10 of her friends for a school project. She uses the European shoe size measure and records the following sizes: 28, 31, 27, 28, 30, 29, 30, 27, 30 and 29.

The mode of these observations is .

10.

For the following group of data, calculate the range:

3, 18, 2, 22, 9, 16, 17, 10, 27

Answer:

11.

9, 18, 12, 22, 5, 16, 17, 10, 24