Question

Which of the following sample types should you always regard as unreliable? A) voluntary response samples 18) 9 simple random samples B) stratified samples D) eluster samples 19) Statistics is the science of conducting studies to A) solve a system of equations

Answer 1

The type of sample that can be considered unreliable is type (a), in which responses are voluntary.

Explanation:

The type of sample that can be considered unreliable is type (a), in which responses are voluntary.

It can be considered unreliable because being voluntary, the answers will give a biased result and the analysis will not be valid.

The rest of the options, if the necessary collections are taken, are samples that can be considered reliable.