3. a drama club is planning a bus trip to new york city to see a broadway play. the cost per person for the bus rental varies inversely as the number of people going on the trip. it will cost $30 per person if 44 people go on the trip. how much will it cost per person if 60 people go on the trip? round your answer to the nearest cent, if necessary.
$22.00

$40.91

$1,320.00

$21.29

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?