Originally Posted by

**Skoz** These are probably simple for most of you but im not really good in math and I dont have any idea on how to solve these questions.

1. Use technology to calculate the mean, median, and mode for the following data sets.

a) Marks on a set of tests ( 66,65,72,78, 93, 70, 68, 64)

2. Hakim's Shoes reported the following sale results:

Size 1 5 6 7 8 9 10

Frequency 5 11 15 18 19 13 7

a) Calculate the mean media and mode shoe size.

b) Which measure of central tendency is most appropriate? Why?

3. The mean of one class in 65 and the mean of another class is 75. Explain the steps you would need to take to calculate a combined class average.

4. A student term mark is 75. The term mark counts for 70% of the final mark. What mark must the student achieve on the exam to earn a final mark of

a) at least 70? b)75? c) 85 (choose one option).

Posted in the wrong section XD can someone please move it.