The number of homes that a Realtor sells over a one-month period has the following probability distribution.
Question:
Number of Houses Sold ... Probability
0 ............ 0.30
1 ............. 0.50
2 .............. 0.15
3 .............. 0.05
a. On average, how many houses is the Realtor expected to sell over a one-month period?
b. What is the standard deviation of this probability distribution?
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a E X 0 030 1 050 2 015 3 ...View the full answer
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Related Book For 
Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
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