The producer of a certain medicine claims that their bottling equipment is very accurate and that the standard deviation of all their filled bottles is .1 ounces or less. a sample of 20 bottles showed a standard deviation of .11 ounces. the test statistic to test the claim is
a. 22.99.
b. 4.85.
c. 2.3.
d. 24.2.

Boone brothers remodels homes and replaces windows. ace builders constructs new homes. if boone brothers considers expanding into new home construction, it should evaluate the expansion project using which one of the following as the required return for the project?

When cell phones were first entering the market, they were relatively large and reception was undependable. all cell phones were essentially the same. but as the technology developed, many competitors entered, introducing features unique to their phones. today, cell phones are only a small fraction of the size and weight of their predecessors. consumers can buy cell phones with color screens, cameras, internet access, daily planners, or voice activation (and any combination of these features). the history of the cell phone demonstrates what marketing trend?

Which of the following has the largest impact on opportunity cost