a diver jumps off high platform at an initial velocity of 16 ft/s . the diving board is 30 feet above the water. what quadratic function represents the height, h, after t, seconds of the dive

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?