Which type of research design involves the random assignment of subjects into two or more groups: experimental case study correlational study observational study

21.67.

Step-by-step explanation:

Here is the correct question: Lois made a dish with 4 1/3 cups of pasta. One serving of the pasta is 0.2 cups. How many servings of pasta were in the dish Lois made?

Given: Lois made dish with

           One serving of pasta= 0.2 cups

Now, using unitary method to find total number of servings of pasta were in the dish Lois made.

First, lets convert into decimal

= 4.33 cups

∴ Lois made a dish with 4.33 cups of pasta.

We know, One serving of pasta= 0.2 cups

∴ Total serving in 4.33 cups of pasta=

∴ 21.67 serving is possible in of pasta.