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Random sample
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#	Item
361	Stratified Sampling An example using the ‘real data’ from CensusAtSchool Add to Reading List Source URL: www.censusatschool.org.uk Language: English - Date: 2013-02-25 07:30:30 Sample size determination Sample Mean Random sample Arithmetic mean Statistics Sampling Stratified sampling
362	NUMBERS, FACTS AND TRENDS SHAPING THE WORLD FOR RELEASE DECEMBER 11, 2014 FOR FURTHER INFORMATION ON THIS REPORT: Add to Reading List Source URL: www.pewglobal.org Language: English - Date: 2014-12-11 12:45:41 Opinion poll Random sample Cluster sampling Sample size determination Pew Research Center The Pew Charitable Trusts Statistics Sampling Margin of error
363	PEW RESEARCH CENTER Survey questions Q28 How much, if at all, have the internet and cell phones improved your ability to learn new things? A lot Add to Reading List Source URL: www.pewinternet.org Language: English - Date: 2014-12-08 12:38:05 Public opinion Psychometrics Opinion poll Random digit dialing Internet Sample size determination Statistics Sampling Survey methodology
364	WALK FREE TECHNICAL REPORT Walk Free Technical Report TABLE OF CONTENTS Introduction...................................................................................................................................... Add to Reading List Source URL: d3mj66ag90b5fy.cloudfront.net Language: English - Date: 2014-11-15 00:49:01 Random sample Kebele Statistics Sampling Stratified sampling
365	At this time these products still contain microbeads Random sample February 2015 For updates check: www.beatthemicrobead.org Add to Reading List Source URL: www.beatthemicrobead.org Language: English - Date: 2015-02-20 06:21:44 Nivea Chemistry Materials science Hygiene Colgate Oral hygiene Polyethylene
366	These products contain microbeads Random sample December 2014 For updates check: www.beatthemicrobead.org Initiated by Plastic Soup Foundation and North Sea Foundation (the Netherlands) Add to Reading List Source URL: www.beatthemicrobead.org Language: English - Date: 2015-02-20 08:54:08 Estée Lauder Companies Clinique Clearasil Ahava Reckitt Benckiser Cosmetics Polyethylene Yves Rocher Materials science Skin care Beauty Chemistry
367	These products do not contain plastic Random sample February 2015 For updates check: www.beatthemicrobead.org Initiated by Plastic Soup Foundation and North Sea Foundation (the Netherlands) Add to Reading List Source URL: www.beatthemicrobead.org Language: English - Date: 2015-02-24 05:32:23 Colgate Toothpaste Unilever Dentistry Oral hygiene Colgate-Palmolive
368	These products contain microbeads Random sample February 2015 For updates check: www.beatthemicrobead.org Initiated by Plastic Soup Foundation and North Sea Foundation (the Netherlands) Add to Reading List Source URL: www.beatthemicrobead.org Language: English - Date: 2015-02-20 09:05:36 Clearasil Reckitt Benckiser Clean & Clear Exfoliation Chemistry Materials science Matter Skin care Polyethylene Facial
369	These products contain microbeads Random sample February 2014 For updates check: www.beatthemicrobead.org Add to Reading List Source URL: www.beatthemicrobead.org - Date: 2014-09-11 05:35:37
370	These products do not contain plastic Random sample February 2015 For updates check: www.beatthemicrobead.org Initiated by Plastic Soup Foundation and North Sea Foundation (the Netherlands) Add to Reading List Source URL: www.beatthemicrobead.org - Date: 2015-02-20 08:15:52

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