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[null,"To investigate the effect on the mean of multiplying each element in a data set by a common constant.",null,null,null,null,null,null,null,null," If links (macros) do not work, click Macros for help."]
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[null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Macros"]
[null,"Insert data items",null,"Insert common constant in box below",null,"Data items times common constant"]
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["Total",null,null,null,"Total"]
["Number of data items",null,null,null,"Number of data items"]
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["Mean",null,null,null,"Mean"]
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["© Project Maths Development Team"]

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