Question

Please help

The table shows the results of his first 20 rolls of a dice.

Number

1

2

3

4

5

6

Frequency

3

3

5

2

4

3


a) Write down its mode.

…………………………

b) Calculate:


i) Mean


…………………………

ii) Median


…………………………

iii) Range

…………………………

Answer 1

Mode=. 3,4

Mean= 21/6=3,5

Median= 3+4/2=5

Range=6-4=2

Explanation:

1. Mode are numbers in between.

2. Mean add all number devide with the highest value.

3. Median are 2 middle number add them and divide them by 2.

4. Highest value subtract lowest value.