A minor league baseball stadium, offers general admission seats and premier seats. During the season opener, the stadium sold 1,348 tickets and made $12,748.30. The price of a premier seat was 30% more than the $8.50 general admission seat. How many premier seats and how many general admission seats were sold for the season opener?

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?