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MCS,MBA(IT), Pursuing PHD
Devry University
Sep-2004 - Aug-2010
Assistant Financial Analyst
NatSteel Holdings Pte Ltd
Aug-2007 - Jul-2017
Part IV:Â Question 1a & 1b (Non-SPSS)
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·        Age at onset of dementia was determined in the general population to be m = 69.8 and s = 1.8.
·        Use this information to answer the following:
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1-a)Â
Based on the data you have and the z table, what percentage of people might start to show signs of dementia at or before age 67?
Answer
Work:
1-b)
What two ages correspond to +/-1 z-score from the mean (i.e. a z score of 1 and -1)?
Answer (+1 z)
Work:
Answer (-1 z)
Work:
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