Question
In: Statistics and Probability
Following table shows the probability distribution for the number of bathrooms for homes sold in the...
- Following table shows the probability distribution for the number of bathrooms for homes sold in the Goodyear, Arizona.
|
Number of baths (X) |
Count |
|||
|
1.5 |
16 |
|||
|
2.0 |
65 |
|||
|
2.5 |
15 |
|||
|
3.0 |
9 |
|||
|
Total |
105 |
- Compute the mean and the standard deviation of this distribution.
Solutions
Expert Solution
Solution:- Given Total = 105
Table :
| Number of baths (x) | Count | probability |
| 1.5 | 16 | 16/105 = 0.152 |
| 2.0 | 65 | 65/105 = 0.619 |
| 2.5 | 15 | 15/105 = 0.143 |
| 3.0 | 9 | 9/105 = 0.086 |
| total | 105 | 1.00 |
a. Mean = 2.0815
b. standard deviation = 0.3913
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