{"id":118,"date":"2023-05-05T12:48:45","date_gmt":"2023-05-05T16:48:45","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/businessanalytics\/chapter\/samplepopulationpopulation-vs-samples\/"},"modified":"2023-05-05T13:02:23","modified_gmt":"2023-05-05T17:02:23","slug":"samplepopulationpopulation-vs-samples","status":"publish","type":"chapter","link":"https:\/\/pressbooks.bccampus.ca\/businessanalytics\/chapter\/samplepopulationpopulation-vs-samples\/","title":{"raw":"Population vs Samples","rendered":"Population vs Samples"},"content":{"raw":"
\r\n

\"Sample<\/p>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
\r\n

Population<\/p>\r\n<\/td>\r\n

\r\n

Sample<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
    \r\n \t
  • The complete Collection of all people, score, ect.<\/li>\r\n \t
  • All Canadians<\/li>\r\n \t
  • Uses Greek letters (often)<\/li>\r\n \t
  • \u03bc (mu), \u03c3 (sigma)<\/li>\r\n \t
  • Conduct a census<\/li>\r\n \t
  • Expensive<\/li>\r\n<\/ul>\r\n

    <\/p>\r\n<\/td>\r\n

\r\n
    \r\n \t
  • A sub-collection of elements of the population<\/li>\r\n \t
  • 200 people at the mall<\/li>\r\n \t
  • Always uses English letters<\/li>\r\n \t
  • x\u0305, s<\/li>\r\n \t
  • Conduct a survey<\/li>\r\n \t
  • Relatively affordable<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n
\r\n

Parameter<\/h2>\r\n
    \r\n \t
  • Describes an element of a population<\/li>\r\n \t
  • The average Canadian is \u03bc = 170 cm<\/li>\r\n \t
  • The true proportion of left-handed people is \u03c0 = 10%<\/li>\r\n \t
  • We tend to use Greek letters.<\/li>\r\n<\/ul>\r\n<\/td>\r\n

\r\n

Statistic<\/h2>\r\n
    \r\n \t
  • Describes an element of a population<\/li>\r\n \t
  • The average height in class is x\u0305<\/em> =168 cm<\/li>\r\n \t
  • The proportion of left-handed people in my survey database is [latex]\\hat{p}[\/latex]<\/em> = 4.5%<\/li>\r\n \t
  • We tend to use English letters, often with a bar or hat.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n

<\/td>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n

<\/p>\r\n\r\n<\/div>","rendered":"

\n

\"Sample<\/p>\n\n\n\n\n\n\n
\n

Population<\/p>\n<\/td>\n

\n

Sample<\/p>\n<\/td>\n<\/tr>\n

\n
    \n
  • The complete Collection of all people, score, ect.<\/li>\n
  • All Canadians<\/li>\n
  • Uses Greek letters (often)<\/li>\n
  • \u03bc (mu), \u03c3 (sigma)<\/li>\n
  • Conduct a census<\/li>\n
  • Expensive<\/li>\n<\/ul>\n

    \n<\/td>\n

\n
    \n
  • A sub-collection of elements of the population<\/li>\n
  • 200 people at the mall<\/li>\n
  • Always uses English letters<\/li>\n
  • x\u0305, s<\/li>\n
  • Conduct a survey<\/li>\n
  • Relatively affordable<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
\n

Parameter<\/h2>\n
    \n
  • Describes an element of a population<\/li>\n
  • The average Canadian is \u03bc = 170 cm<\/li>\n
  • The true proportion of left-handed people is \u03c0 = 10%<\/li>\n
  • We tend to use Greek letters.<\/li>\n<\/ul>\n<\/td>\n

\n

Statistic<\/h2>\n
    \n
  • Describes an element of a population<\/li>\n
  • The average height in class is x\u0305<\/em> =168 cm<\/li>\n
  • The proportion of left-handed people in my survey database is [latex]\\hat{p}[\/latex]<\/em> = 4.5%<\/li>\n
  • We tend to use English letters, often with a bar or hat.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n

<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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