4. For Questions 4-7, use the following data:

Question

The number of file conversions performed by a processor per day for 10 days was:

15, 27, 25, 28, 30, 31, 22, 25, 27, 29

What is the arithmetic mean of the data?

(Points: 5)
20.7
25.9
27
29

5. What is the trimmed mean of the data? (Points: 5)
22.875
26.625
31.525
34.375

6. What is the median of the data? (Points: 5)
26
26.5
27
There is no median for this data set.

7. What is the mode of the data? (Points: 5)
25
26
There is no mode for the data set.
The data set is bimodal, with modes of 25 and 27.

Answer 1

What are your answers to 4 and 5?

6. Half the scores are above and half below the median. There is a median.

7. Since the distribution is bimodal, there are modes.