Answer:
A. Because the sample size is very large.
Step-by-step explanation:
The sample is quite large, so the t test is safe. With a sample size of at least 100, this test is going to be safe.
So the correct answer is:
A. Because the sample size is very large.
304.25 - 149 = 155.25
Now, how many songs can you buy with $155.25?
155.25 ÷ 1.15 = 135
So, you'll be able to buy 135 songs with the remainder of your earnings.
And that answers your question! :)
3, 1, 0.3333, 0.111111
I think
Answer:
7
Step-by-step explanation: