Question

The following 5-number summary is given for a quantitative variable measuring weekly tips in the service...

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

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