S1 Mean and Normal distribution help needed
QP:
https://docs.google.com/viewer?a=v&q=cache:-gYlVK1dYxkJ:www.edexcel.com/migrationdocuments/QP%2520GCE%2520Curriculum%25202000/all/Question-paper-June-2007-6683-Statistics-S1.pdf+&hl=en&gl=uk&pid=bl&srcid=ADGEESiiUPjLQzxQZeDW9Un1CIPHGdH806yuDlPxeJ-DMewUutstLCGUyJe0bCGdo5nXecdh9MsD8Gy26pP6FL44LeDF8IN6M_5tVgNBdFw7h6vprvi4BxIMB4CGhPgxJ9QuYfRuXGHM&sig=AHIEtbR77l7GT60TFlLKgnMXQQaIyEnIEA
MS:
https://docs.google.com/viewer?a=v&q=cache:qawK7XWDTIgJ:www.edexcel.com/migrationdocuments/GCE%2520New%2520GCE/Mark-scheme-June-2007-6683-Statistics-S1.doc+&hl=en&gl=uk&pid=bl&srcid=ADGEESgUFeEEvrjFP6m1H0Ww03reukyajAkc6SKJOVH7aUtlDaGX99tjXgVgMJMd2179ULL0M7GfMQO7hZ3_tUtutHVxEKCjA-87dArG1THj2rf-7K175SonKvgNYtLWnOmaPfjGYWJV&sig=AHIEtbSV-GwB8NIC4lrH6s6WTB_zwfvPKg
For 2e, I can't understand why the median from the box plot is used as the mean. I need an explanation.
THANKS
https://docs.google.com/viewer?a=v&q=cache:-gYlVK1dYxkJ:www.edexcel.com/migrationdocuments/QP%2520GCE%2520Curriculum%25202000/all/Question-paper-June-2007-6683-Statistics-S1.pdf+&hl=en&gl=uk&pid=bl&srcid=ADGEESiiUPjLQzxQZeDW9Un1CIPHGdH806yuDlPxeJ-DMewUutstLCGUyJe0bCGdo5nXecdh9MsD8Gy26pP6FL44LeDF8IN6M_5tVgNBdFw7h6vprvi4BxIMB4CGhPgxJ9QuYfRuXGHM&sig=AHIEtbR77l7GT60TFlLKgnMXQQaIyEnIEA
MS:
https://docs.google.com/viewer?a=v&q=cache:qawK7XWDTIgJ:www.edexcel.com/migrationdocuments/GCE%2520New%2520GCE/Mark-scheme-June-2007-6683-Statistics-S1.doc+&hl=en&gl=uk&pid=bl&srcid=ADGEESgUFeEEvrjFP6m1H0Ww03reukyajAkc6SKJOVH7aUtlDaGX99tjXgVgMJMd2179ULL0M7GfMQO7hZ3_tUtutHVxEKCjA-87dArG1THj2rf-7K175SonKvgNYtLWnOmaPfjGYWJV&sig=AHIEtbSV-GwB8NIC4lrH6s6WTB_zwfvPKg
For 2e, I can't understand why the median from the box plot is used as the mean. I need an explanation.
THANKS
Original post by krisshP
QP:
https://docs.google.com/viewer?a=v&q=cache:-gYlVK1dYxkJ:www.edexcel.com/migrationdocuments/QP%2520GCE%2520Curriculum%25202000/all/Question-paper-June-2007-6683-Statistics-S1.pdf+&hl=en&gl=uk&pid=bl&srcid=ADGEESiiUPjLQzxQZeDW9Un1CIPHGdH806yuDlPxeJ-DMewUutstLCGUyJe0bCGdo5nXecdh9MsD8Gy26pP6FL44LeDF8IN6M_5tVgNBdFw7h6vprvi4BxIMB4CGhPgxJ9QuYfRuXGHM&sig=AHIEtbR77l7GT60TFlLKgnMXQQaIyEnIEA
MS:
https://docs.google.com/viewer?a=v&q=cache:qawK7XWDTIgJ:www.edexcel.com/migrationdocuments/GCE%2520New%2520GCE/Mark-scheme-June-2007-6683-Statistics-S1.doc+&hl=en&gl=uk&pid=bl&srcid=ADGEESgUFeEEvrjFP6m1H0Ww03reukyajAkc6SKJOVH7aUtlDaGX99tjXgVgMJMd2179ULL0M7GfMQO7hZ3_tUtutHVxEKCjA-87dArG1THj2rf-7K175SonKvgNYtLWnOmaPfjGYWJV&sig=AHIEtbSV-GwB8NIC4lrH6s6WTB_zwfvPKg
For 2e, I can't understand why the median from the box plot is used as the mean. I need an explanation.
THANKS
https://docs.google.com/viewer?a=v&q=cache:-gYlVK1dYxkJ:www.edexcel.com/migrationdocuments/QP%2520GCE%2520Curriculum%25202000/all/Question-paper-June-2007-6683-Statistics-S1.pdf+&hl=en&gl=uk&pid=bl&srcid=ADGEESiiUPjLQzxQZeDW9Un1CIPHGdH806yuDlPxeJ-DMewUutstLCGUyJe0bCGdo5nXecdh9MsD8Gy26pP6FL44LeDF8IN6M_5tVgNBdFw7h6vprvi4BxIMB4CGhPgxJ9QuYfRuXGHM&sig=AHIEtbR77l7GT60TFlLKgnMXQQaIyEnIEA
MS:
https://docs.google.com/viewer?a=v&q=cache:qawK7XWDTIgJ:www.edexcel.com/migrationdocuments/GCE%2520New%2520GCE/Mark-scheme-June-2007-6683-Statistics-S1.doc+&hl=en&gl=uk&pid=bl&srcid=ADGEESgUFeEEvrjFP6m1H0Ww03reukyajAkc6SKJOVH7aUtlDaGX99tjXgVgMJMd2179ULL0M7GfMQO7hZ3_tUtutHVxEKCjA-87dArG1THj2rf-7K175SonKvgNYtLWnOmaPfjGYWJV&sig=AHIEtbSV-GwB8NIC4lrH6s6WTB_zwfvPKg
For 2e, I can't understand why the median from the box plot is used as the mean. I need an explanation.
THANKS
In the Normal distribution the mean = mode = median
Original post by joostan
In the Normal distribution the mean = mode = median
HOW??thanks
Original post by krisshPHOW??
thanks
HOW??thanks
It's the definition of a normal distribution
Original post by joostan
It's the definition of a normal distribution
After reading
http://www.math.fsu.edu/~wooland/hm/Unit2Module10/Unit2Module10.html , it makes sense
Thanks
Original post by krisshP
After reading
http://www.math.fsu.edu/~wooland/hm/Unit2Module10/Unit2Module10.html , it makes sense
Thanks
http://www.math.fsu.edu/~wooland/hm/Unit2Module10/Unit2Module10.html , it makes sense
Thanks
No worries
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