Harper MTH165 Homework Section 1.3 Latest 2020 MAY

MTH165 ELEMENTARY STATISTICS

Homework Section 1.3

Fill in the following as you work through your given problems in MyOpenMath

1.            This is an example of an (observational study/designed experiment)

If this is an experiment, what variable was controlled by the experimenter?

2.            This is an example of an (observational study/designed experiment)

If this is an experiment, what variable was controlled by the experimenter?

3.            This (is/is not) a randomized experiment because __ the treatment is not randomly selected by the researcher__________________________________________

4.            This (is/is not) a randomized experiment because ______ since the treatment is not randomly selected by the researcher______________________________________

5.            These (are/are not) matched pairs because ________ two measurements of the same variable have not been taken on the same object or matched objects____________________________________

6.            These (are/are not) matched pairs because ____two measurements of the same variable have been taken on the same object________________________________________

7.            These (are/are not) matched pairs because ______two measurements of the same variable have not been taken on the same object or matched objects______________________________________

8.            This is a (blind experiment/double blind experiment/neither) because _____

9.            This is a (blind experiment/double blind experiment/neither) because ___________________________

10.          This is a (blind experiment/double blind experiment/neither) because ___________________________