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
Answer:
40
Step-by-step explanation:
8 = x/5
x = 8*5
x = 40
Because pemdas helps you not get the process wrong
The constant of proportionality k is given by y = kx.
In your equation, it would be r = km.
Can you now spot it?
