Ch5 words

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WSCVLNACTNLHMKOOMUSR RAAKPWHGGGXMGCFHATTE OMCHQCSYNQXQPCCWSRHV RPPSKOBSERVATIONALHI RLOKYTGMWRICHANTIDST EEPDESNSEMPAHWVMCTRC FNUEVCIHQKSSJREYFTRE OOLIRILBBLINDINGHRIP NDAFUTPNOGLAWOIBAEPS IDTISSMEXPERIMENTALO GMITMIANXGKBRVNEHTSR RTOAGTSNYUJFEUCEUMYT AWNRRARIPQZETQEDNESE MGGTNTYBLISLEHXAPNTR KDASJSHYAMUPMWUQETEG DQJKACKICGBMAPGVZGMP XYCFGKRVEWSIRWJWEQAQ OXKRECQZBFVSAQQYPOTK YVTHUGJFOIJKPHVHQVID KUOZRBDATADNRANDOMCH
1.
statistics
2.
observational
3.
experimental
4.
treatment
5.
placebo
6.
blinding
7.
retrospective
8.
sample
9.
marginoferror
10.
population
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parameter
12.
data
13.
survey
14.
sampling
15.
convenience
16.
simple
17.
random
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systematic
19.
stratified