<u>Coverage Error</u> results from the exclusion of certain groups of subjects from a population frame. The answer for the given statement is Coverage Error.
<h3>What is Coverage Error?</h3>
Coverage errors come from failure to cover sufficiently all components of the population being studied. Incomplete sampling frames usually result in coverage errors. Coverage errors happen because of the divergences between the target population and the frame.
Coverage error also may happen when not all members of the population of interest have an equal chance of being selected for the survey. For example, if we use e-mail lists or phone lists to build the sample and not all potential respondents are on those e-mail or phone lists.
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C and D will be the answers
X is 0.1 because 0.1 x is 40 you move the decimal and make it a four because of multiplication
Answer:
2.5 hours
Step-by-step explanation:
To get the hourly speed, we need to divide 430 by 5.
This means that the train is going at a speed of 86 miles/hour.
Since we need to find the hour, we need to divide 215 miles by 86 miles/hour.

We can use the keep change flip to do 
This would give us 2.5 hours.