{"id":95370,"date":"2011-07-19T00:00:00","date_gmt":"2011-07-19T05:00:00","guid":{"rendered":"https:\/\/alpha.pewresearch.org\/pewresearch-org\/2011\/07\/19\/methodology-58-3\/"},"modified":"2024-04-14T04:13:32","modified_gmt":"2024-04-14T09:13:32","slug":"methodology-58-3","status":"publish","type":"post","link":"https:\/\/alpha.pewresearch.org\/pewresearch-org\/internet\/2011\/07\/19\/methodology-58-3\/","title":{"rendered":"Methodology"},"content":{"rendered":"<h3 data-is-section=\"true\" data-wp-context=\"{&quot;id&quot;:&quot;about-the-data-in-this-report&quot;}\" data-wp-interactive=\"{&quot;namespace&quot;:&quot;prc-block\\\/table-of-contents&quot;}\" id=\"about-the-data-in-this-report\" class=\"wp-block-heading\">About the data in this report<\/h3>\n\n<p class=\"wp-block-paragraph\">The results of this report come from an analysis of a combined data set of four separate Pew Internet tracking surveys conducted in 2010, involving a total of 9,769 respondents. For results based on non-students ages 18-24 (n=717), the margin of sampling error is +\/-4.0 percentage points. For results based on undergraduate students (n=246), the margin of sampling error is +\/-6.9 percentage points. For results based on graduate students (n=112), the margin of sampling error is +\/-10.2 percentage points. For results based on students at community colleges (n=164), the margin of sampling error is +\/-8.4 percentage points. Details of each individual survey are listed below, more detailed methodologies can be found <a href=\"https:\/\/alpha.pewresearch.org\/pewresearch-org\/internet\/Data-Tools\/Download-Data\/Data-Sets.aspx\">on our website<\/a>.<\/p>\n\n<p class=\"wp-block-paragraph\"> <b>January 2010 Tracking Survey &#8211; <\/b>Our January 2010 tracking survey is based on data from telephone interviews conducted by Princeton Survey Research Associates International between December 28, 2009 and January 19, 2010, among a sample of 2,259 adults, age 18 and older in English. Following is the full disposition of all sampled telephone numbers:<\/p>\n\n<p class=\"wp-block-paragraph\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"431\" height=\"824\" alt=\"Table 1\" src=\"https:\/\/alpha.pewresearch.org\/pewresearch-org\/internet\/wp-content\/uploads\/sites\/9\/media\/6D5FE37EACB74FC3B58AA48E1FB6B229.jpg\" class=\"aligncenter\"><\/figure>\n<\/p>\n\n<p class=\"wp-block-paragraph\"> <b>May 2010 Tracking Survey &#8211; <\/b>Our May 2010 tracking survey is based on telephone interviews conducted by Princeton Survey Research Associates International between April 29 and May 30, 2010, among a sample of 2,252 adults, age 18 and older.\u00a0 Interviews were conducted in English. Following is the full disposition of all sampled telephone numbers:<\/p>\n\n<p class=\"wp-block-paragraph\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"505\" height=\"682\" alt=\"Table 2\" src=\"https:\/\/alpha.pewresearch.org\/pewresearch-org\/internet\/wp-content\/uploads\/sites\/9\/media\/F27E710181D34B3FA5F397253ED876BB.jpg\" class=\"aligncenter\"><\/figure>\n<\/p>\n\n<p class=\"wp-block-paragraph\"> <b>September 2010 Tracking Survey &#8211; <\/b>Our September 2010 tracking survey is based on telephone interviews conducted by Princeton Survey Research Associates International between August 9 and September 13, 2010, among a sample of 3,001 adults, age 18 and older. Interviews were conducted in English and Spanish. Following is the full disposition of all sampled telephone numbers:<\/p>\n\n<p class=\"wp-block-paragraph\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"529\" height=\"674\" alt=\"Table 3\" src=\"https:\/\/alpha.pewresearch.org\/pewresearch-org\/internet\/wp-content\/uploads\/sites\/9\/media\/BF33D49987A7458285628F03990A39DC.jpg\" class=\"aligncenter\"><\/figure>\n<\/p>\n\n<p class=\"wp-block-paragraph\"> <b>November 2010 Tracking Survey &#8211; <\/b>Our December 2010 tracking survey is based on telephone interviews conducted by Princeton Survey Research Associates International from November 3-24, 2010, among a sample of 2,257 adults, age 18 and older. Interviews were conducted in English and Spanish. Following is the full disposition of all sampled telephone numbers:<\/p>\n\n<p class=\"wp-block-paragraph\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"523\" height=\"677\" alt=\"Table 4\" src=\"https:\/\/alpha.pewresearch.org\/pewresearch-org\/internet\/wp-content\/uploads\/sites\/9\/media\/9932A4596B1D469686B0DB30FE5BBE5A.jpg\" class=\"aligncenter\"><\/figure><\/p>","protected":false},"excerpt":{"rendered":"<p>About the data in this report The results of this report come from an analysis of a combined data set of four separate Pew Internet tracking surveys conducted in 2010, involving a total of 9,769 respondents. For results based on non-students ages 18-24 (n=717), the margin of sampling error is +\/-4.0 percentage points. For results 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