The area of a square is given by x2, where x is the length of one side. mary's original garden was in the shape of a square. she has decided to double the area of her garden. enter an expression that represents the area of mary's new garden. an expression that represents the area is

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?