The market demand for singing dolls is initially made up of 50 buyers. suppose there is a decrease in the number of buyers by 10. holding everything else constant, one would expect:

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Which of the following occupations relate to a skill category of words and literacy

Quick calculate the roi dollar amount and percentage for these example investments. a. you invest $50 in a government bond that says you can redeem it a year later for $55. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage. b. you invest $200 in stocks and sell them one year later for $230. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage.