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Question; Given these fabulous four equations: 5= {1] S {2] am (a) {4) a) Show that the sample variance. .9. is: 25 - ['E2 111

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Question; Given these \"fabulous" four equations: 5= {1] S {2] am (a) {4) a) Show that the sample variance. .9\". is: 25 - ['E2 111 112?! b) Show that the x2 value is: c) Show that the test statistic {or tvaluc) is: E - F d) Shaw that an alternate formula for a zinterval at" the population mean is: E I: Zlz

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