Answer:
I think its 86
Step-by-step explanation:
I used a calculator.
Answer:
5, 5, 7, 5, 5, 7, 5
Step-by-step explanation:
Exact form: 20/3
Decimal form: 6.6666
Mixed number form: 6 2/3
Answer:
The new mean is 76.2
Step-by-step explanation:
Given
Given
Old mean = 71.3
Every observation is increased by 4.9.
Let the data set has N entries, then
The new mean would be
(71.3 *N + 4.9*N)/N
The new mean = 71.3 + 4.9 = 76.2