Question

question 11
2 pts
a nutrition researcher wants to examine how type of breakfast and time in which a test is taken affect performance on the test. study participants are randomly assigned to one of five breakfast conditions (no breakfast, cereal, fruit, eggs, or a protein shake) and one of two test times (morning or evening). this means the study includes______ treatments.
please enter your answer in the form of a number in the textbox below.

Explanation:

Step1: Identify number of breakfast conditions

There are 5 breakfast conditions.

Step2: Identify number of test - time conditions

There are 2 test - time conditions.

Step3: Calculate number of treatments

Use the multiplication principle. The number of treatments is the product of the number of breakfast conditions and the number of test - time conditions. So, $5\times2 = 10$.

Answer:

10