Answer:
the question doesnt specify anything
Answer:
<em>3x</em> - 4
Step-by-step explanation:
As Tina's age is 3 into <em>x</em> ( 3 x <em>x</em><em>=</em> 3x)but 4years less (-4)
Therefore Tina's age is 3x - 4
Answer:
Mean of sampling distribution = 5.10 alcoholic drinks per week
Standard deviation of the sampling distribution = 0.11
Step-by-step explanation:
We are given the following in the question:
Mean, μ = 5.10 alcoholic drinks per week
Standard Deviation, σ = 1.3401
Sample size, n = 150
a) Mean of sampling distribution
The best approximator for the mean of the sampling distribution is the population mean itself.
Thus, we can write:

b) Standard deviation of the sampling distribution

Answer:
-2
Step-by-step explanation:
I think this was the question you were talking about.