1. Indicate whether each statement below is true or false. If false, explain why. a) We can eliminate sampling error by selecting an unbiased sample. b) Randomization helps to ensure that our sample is representative. c) Sampling error refers to sample-to-sample differences and is also known as sampling variability. d) It's better to try to match the characteristics of the sam- ple to the population rather than to rely on randomization. LO