15$ I believe, as we can disregard the two original books (they have been payed for) leaving her to buy 1 book and having seven dollars, however if she needs $8 more you simply need to add 8+7.
Answer:
Step-by-step explanation:
Hope that helps :)
Answer:
The correct answer is: C. The value is a statistic because the 6076 adults in public restrooms are a sample.
Step-by-step explanation:
A sample statistic is a piece of statistical information you get from a part of a population. In this case, 6076 adults in public restrooms.
Now you have recognized the sample, and you infer some measure from this sample. In this case, 23% did not wash their hands before exiting.
