a laptop producing company also produces laptop batteries and claims that the batteries it produces power a laptop for about 4 hours but you doubted the claim and collected data from 500 laptop users of the same hand and battery and you found out the battery power the laptop for 3 hours and 30 minutes. considering an alpha of 0.05. prove the claim of the the company is true or false or will you accept or reject the claim?

At a student café, there are equal numbers of two types of customers with the following values. the café owner cannot distinguish between the two types of students because many students without early classes arrive early anyway (i.e., she cannot price-discriminate). students with early classes students without early classes coffee 70 60 banana 51 101 the marginal cost of coffee is 10 and the marginal cost of a banana is 40. the café owner is considering three pricing strategies: 1. mixed bundling: price bundle of coffee and a banana for 161, or just a coffee for 70. 2. price separately: offer coffee at 60, price a banana at 101. 3. bundle only: coffee and a banana for 121. do not offer goods separately. assume that if the price of an item or bundle is no more than exactly equal to a student's willingness to pay, then the student will purchase the item or bundle. for simplicity, assume there is just one student with an early class, and one student without an early class. price strategy revenue from pricing strategy cost from pricing strategy profit from pricing strategy 1. mixed bundling $ $ $ 2. price separately $ $ $ 3. bundle only $ $ $ pricing strategy yields the highest profit for the café owner.

Best burger is a major fast food chain. its managers are motivated to grow the firm in order to increase their market power and change the industry structure in their favor. which of the following strategies is most associated with their motive for growth? a. employing celebrity spokespeople b. implementing automated burger-making machinery c. purchasing competitors d. increasing executive salaries

Trade will take place: a. if the maximum that a consumer is willing and able to pay is less than the minimum price the producer is willing and able to accept for a good. b. if the maximum that a consumer is willing and able to pay is greater than the minimum price the producer is willing and able to accept for a good. c. only if the maximum that a consumer is willing and able to pay is equal to the minimum price the producer is willing and able to accept for a good. d. none of the above.