Technology vs Tables and Rounding Mistakes

Joe, Two important points you bring up: Do not round intermediate values in a string of calculations. Wait until the very last step/answer to round to the number of decimals required by MyStatLab. On this problem and many others in this course, rounding too early can lead to wrong answers. In the instructor view, I […]

Rounding in MyStatLab

I get frequent emails from students complaining that they had the right answer, but MyStatLab did not give them credit. Often, when I am reviewing their claim, I find that they did not enter the required number of decimal places. But sometimes, I find the student mistake was rounding prematurely in an intermediate step. The general […]