276 because you have to add
Margin error of a sample mean is given by
where σ is the standard deviation,
is the critical value and n is the sample mean.
So beside the given standard deviation, we're supposed to know the sample size and critical value to answer this question.
The first one is 16.7
The second one is 3340
The fourth one is x=.5*
Hope this helps
Answer:
= - 2
Step-by-step explanation:
A geometric recursive formula has the form
= r
where r is the common ratio
Here r = - 14 ÷ 7 = - 2, thus
= - 2 with a₁ = 7
Answer:
12,500 sales
Step-by-step
you make 8 dolors per sale. 100,000/8 = 12,500