The following 5-number summary is given for a quantitative variable measuring weekly tips in the service industry (in dollars):
Min | 50 |
Q1 | 73 |
Median | 102 |
Q3 | 128 |
Max | 244 |
1.Assuming that the data came from 200 observations, what is the approximate standard deviation? Answer to two decimal places as needed.
2. Assuming that the 5-number summary in the previous question came from only 20 observations, how would your estimate of standard deviation change? Select the correct answer below.
Increase by 10 times
Decrease by 10 times
Increase to 48.5
Decrease to 13.75
The following 5-number summary is given for a quantitative variable measuring weekly tips in the service...
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