Interactive sites where users write about personal topic and comment to threaded discussion are called?

a. networking sites
b. messaging sites
c. blogs

Match the steps of the process to julia's analysis. 1. analyze choices. current costs for making phone calls to foreign countries averages between five and ten cents a minute. 2. determine the goals. julia needs to reduce the cost of telecommunications without reducing her employees' ability to do their jobs. 3. gather data. the corporate computer network will be able to handle the increased traffic that will occur as a result of voip. 4. evaluate the decision. julia will have her it department set up voip in the smallest domestic office. 5. make the decision. julia will have employees document the benefits and problems that result from using the new technology.

Define a function printfeetinchshort, with int parameters numfeet and numinches, that prints using ' and " shorthand. ex: printfeetinchshort(5, 8) prints: 5' 8"

An environmental protection agency study of 12 automobiles revealed a correlation of 0.47 between engine size and emissions. at 0.01 significance level, can we conclude that there is a positive association between the variables? what is the p value? interpret.