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STAT 2040 (120)
Lecture 10

# STAT 2040 Lecture 10: Lecture #10 Statistics Premium

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School
University of Guelph
Department
Statistics
Course
STAT 2040
Professor
Jeremy Balka
Semester
Winter

Description
IC.I Introduction an parts of interest a hypaties s tess to see if there 's e in means of the 2 groups ccreAden intervals lots e sumursary storts s drfes San une means be equal. f observed differen in sam ple menns is unlikety to occur if pop means are ewne, observed differenu is statis 3 as esti tor fo d fceren de Sampling Dismibmaon of Difference n Sampe means know that mean o and popmaak men, and d independent Rando sampu- distribution of distr an ee of distr o standard dewiato of samping distmo is sd are and pop menns a e not kee: H s to hypothesized wal choice 3 a temetve hypotheses f o test Statishe is uf null hypothesis true then steh have standard nor nal distributio a C ve R for n Cortidene Intervals for Tests hen choice 2- options an exacr proud we theat Luires add Nae phen that t proced this in M2.an appro te t procedure often cauead the Welsh pro edere o.t.I Pooled vanance Two -sampe t procedures n ordw for be mid requires ndepen madan samples Nor distrib died pop uatons h 3 Equal Pop IC.I Introduction an parts of interest a hypaties s tess to see if there 's e in means of the 2 groups ccreAden intervals lots e sumursary storts s drfes San une means be equal. f observed differen in sam ple menns is unlikety to occur if pop means are ewne, observed differenu is statis 3 as esti tor fo d fceren de Sampling Dismibmaon of Difference n Sampe means know that mean o and popmaak men, and d independent Rando sampu- distribution of distr an ee of distr o standard dewiato of samping distmo is sd are and pop menns a e not kee: H s to hypothesized wal choice 3 a temetve hypotheses f o test Statishe is uf null hypothesis true then steh have standard nor nal distributio a C ve R for n Cortidene Intervals for Tests hen choice 2- options an exacr proud we theat Luires add Nae phen that t proced this in M2.an appro te t procedure often cauead the Welsh pro edere o.t.I Pooled vanance Two -sampe t procedures n ordw for be mid requires ndepen mada
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