Answer:
-17
Step-by-step explanation:
28 - 45 = -17$ in her account
<span>8a + 4b - 7a -3b
=8a -7a +4b -3b
=a +b</span>
Answer given in the picture above.
Answer: inferential
Step-by-step explanation: inferential statistics help us to make predictions ( that is, inferences) from that data. With inferential statistics, you take data from samples and make generalizations about a population.
Also, inferential statistics allow us to reach conclusions that extend beyond the immediate data alone
In this question, the survey reports on a sample of the country's population that make an inference to the population. It is therefore an inference statement.
