Consider the following time series data. week 1 2 3 4 5 6value 19 13 15 11 17 14using the naïve method (most recent value) as the forecast for the next week, compute the following measures of forecast accuracy. mean absolute error. round your answer to one decimal place.

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?