Question

After 9 games the mean number of goals scored by a football team is 3. if after one more game they score 5 goals what is the new mean value of goals scored

Answer 1

Answer:

3.2

Step-by-step explanation:

number of games =9

original mean = 3

let the number of goals scored in first 9 games be = X

Then

X/9 = 3

x = 27

Now

total goals = 27+ 5 = 32

total matches= 10

New Mean = 32/10 = 3.2