SECTION A

Answer ALL the questions in this section.

[30 MARKS]

Question 1

The following data represents the prices (in R) of 50 items purchased by a shopper.

Price R	Frequency
0.00 > 20.00	6
20.00 < 40.00	9
40.00 < 60.00	18
60.00 < 80.00	13
80.00 < 100.00	4

Determine the:

1.1 mean price (9 marks)

1.2 median price. (5 marks)

1.3 modal price (5 marks)

1.4 standard deviation (11 marks)