If a researcher manipulates one of the variables in a study and tries to determine how the manipulation influences other variables, the researcher is conducting a(n) (a) manipulative study (b) independent study (c) observational study (d) experimental study (e) none of the above What type of sampling is being employed if I survey the students at a college by randomly selecting a number of classes and survey everyone in each of those classes? (a) cluster (b) stratified (c) random (d) systematic (e) convenience

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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2 If a researcher manipulates one of the variables in a study and tries to determine how the
manipulation influences other variables, the researcher is conducting a(n)
(a) manipulative study
(b) independent study
(c)
observational study
(e) none of the above
(d) experimental study
What type of sampling is being employed if I survey the students at a college by randomly
selecting a number of classes and survey everyone in each of those classes?
(a)
(b) stratified
cluster
(c)
random
(e) convenience
(d) systematic
Transcribed Image Text:2 If a researcher manipulates one of the variables in a study and tries to determine how the manipulation influences other variables, the researcher is conducting a(n) (a) manipulative study (b) independent study (c) observational study (e) none of the above (d) experimental study What type of sampling is being employed if I survey the students at a college by randomly selecting a number of classes and survey everyone in each of those classes? (a) (b) stratified cluster (c) random (e) convenience (d) systematic
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