Dewayne and todd are playing the product game. dewayne's markers are on 16,18 and 28.todd's markers are on 14,21 and30. the paper clips are on 5 and 6. it's dewayne's turn to move a paper clip.

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?