Multiple response variables - a set of response variables which are all affected by the same independent variable . Learning Outcomes. As a result of watching and studying this video lesson, you could go on to: Define response variable and explanatory variable ; Illustrate each type of variable with a hypothetical experiment
Measure the shelves with a tape measure. Get the width and depth at the widest points and mark them down on a piece of paper. Place the shelf liner face down on a solid surface and mark the correct area to cut. Use a tape measure or ruler to draw a straight line if the liner does not have grids to follow.
If you canât find a date on a new tube or bottle, write the month and year you purchased it in permanent marker on the tube. To test shelf life, manufacturers store a product at 40Â°C with 75 percent humidity; then at 40Â°C with 25 percent humidity; and then test it at 0, 1, 2, and 3 months.