Which robot cleaned the most windows on 20 seconds and about how many how many more windows did it clean?

Which of the choices shown could be used to prove that aacp=abcp ?

Write the rational number in lowest terms 99/-15

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?