Additional Materials Needed. In addition to new tile, you will also need tile adhesive or mortar, grout, grout sealer, buckets, spreaders, rags, a level, gloves, goggles and a tile cutter or saw. The cost of supplies will average at least $100 in addition to the cost of a tile cutter which costs $100 on up.o on the low end for a 10-by-10 bathroom floor, expect to pay at least $300 for removing old tile and at least $500 to $1,700 for installing new tile.
The dependent variable is the variable a researcher is interested in. An independent variable is a variable believed to affect the dependent variable. Confounding variables are defined as interference caused by another variable.
The independent variable is the variable that is different between the groups compared: all the members of one group will have the same level of the independent variable, a second group will have a different level of that same variable, and the same for a 3rd or 4th group, if present. is the independent variable and Y is the dependent variable-the outcome, and Z is the type of subjects represented. A simple example would be: The effects of tomatoes on risk of prostate cancer in Scandinavian men.