Question

Here is the data from the post-treatment measurement of memory after 3 months of “ginko biloba therapy.” The scores represent number of words recalled on a test that required memorization of random lists of nouns.

84, 70, 94, 73, 81, 88, 99, 75, 63, 91, 85, 72

Do the following statistical calculations: Mean, Median, Mode, Range, Variance and Standard Deviation

Create a proper graphical display for the above data (measurement of memory performance) using SPSS.

Answer 1

Solution :

Mode is nothing but most of repeated numbers in the data set. Here in the example there is no repeated numbers. So there is no mode available.

Formula Ref :

graphical display for the above data (measurement of memory performance) :

Formula Ref :

Thank You.

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