1.As sample sizes grow larger, the standard error becomes smaller.

• A.True
• B.False

2.The standard error describes the uncertainty in the overall estimate from natural fluctuations due to the inescapable randomness of sampling a small piece of a much larger population.

• A.True
• B.False

3.Question 5.3 Quality control. As part of a quality control process for computer chips, an engineer at a factory randomly samples 212 chips during a week of production to test the current rate of chips with severe defects. She finds that 27 of the chips are defective. (1) What population is under consideration in the data set?

• A.all chips in the world
• B.all chips produced in the particular "week of production"
• C.all chips with severe defects