(a)
To construct: the dot plot for the given data and comment about the shape, center and spread of the data.
(a)
Answer to Problem 2.1AYK
Shape = Right skewed
Center = 290
Explanation of Solution
Given:
164 | 478.7 | 251.3 | 351.7 | 173 | 448.9 | 300.6 |
362 | 272.4 | 740.2 | 329 | 327.2 | 270.5 | 332.1 |
288.8 | 176.1 | 282.2 | 236.1 | 358.2 | 270.5 | 290.7 |
Calculations:
The dot plot for the given dataset:
The shape of the given data is Right skewed, center of the data is 290.
(b)
To calculate: the
(b)
Answer to Problem 2.1AYK
Mean = 319.25
Explanation of Solution
Formula used:
Calculation:
The center value based on the dot plot is near to 290 and the center value median is 290.7, they are almost the same. The mean value of the data is 319.25.
The median is considered as the best measure of
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