What does v(15)=5 mean in terms of the problem?

Which of the following represents the range of the graph of f(x) below

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy