SOLUTION: The following are the closing prices (in dollars) of two stocks on five consecutive Fridays: Stock A: 18.25 17.03 18.41 17.44 18.10 Stock B: 20.31 20.27 19.

Question 1029373: The following are the closing prices (in dollars) of two stocks on five consecutive Fridays:
Stock A: 18.25 17.03 18.41 17.44 18.10
Stock B: 20.31 20.27 19.55 20.60 20.40

a) Calculate the mean, median for stock A and stock B.
b) Compute the range and the inter-quartile range for each stock.
c) Calculate the standard deviation for each group.
d) Which set is less variable?

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Data using EXCEL
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a) Mean : 17.85, 20.23
Median : 18.10, 20.31
b) Range : 1.38,1.05
IQR : 0.81, 0.13
c) Sigma: 0.59, 0.40
d) B, sigma is less than A.

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