You are expecting to start savings for retirement in the following way: Assume it is time 0 and in exactly 1 year, you are going to put $2500 in your Individual Retirement Account, and repeat that for 24 years. At year 25, you are going to put a total of $3500 (Original $2500 + $1000 more) until year 35. How much will you have in your account after you retire at year 35 if your constant interest rate is 9.5% right after the last payment?

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?

Russell's study compared gpa of those students who volunteered for academic study skills training and those who did not elect to take the training. he found that those who had the training also had higher gpa. with which validity threat should russell be most concerned?

Bob, an employee at machina corp., is well known among his colleagues because of his temper and impatience. during a heated argument with one of his supervisors, he reacts with hostility. bob's manager calls him in for a discussion and listens to what he has to say about the incident, while treating him with dignity and respect. this scenario can be best categorized as one that used