Suppose That a Group of 10 People Join a Weight

Multiple Choice

Suppose that a group of 10 people join a weight loss program for 3 months. Each person's weight is recorded at the beginning and at the end of the 3-month program. To test whether the weight loss program is effective, the data should be treated as:

A) independent samples using the normal distribution.
B) paired samples using the t-distribution.
C) independent samples using the t-distribution.
D) independent proportions.