Question 6 8 pts A local chain of coffee shops is collecting data on the time each customer spends in line before placing an order. The frequency of each number of minutes spent waiting in line is given in a histogram for each of the four coffee shops. Frequency Frequency N E Frequency Frequency 3 4 6 N Consider the variable time-spent-waiting-in-line . In which coffee shop is the standard deviation of time spent waiting in line zero? Coffee shop I because the amount of time waiting in line was the same. Coffee shop II because most of the data is clustered near the mean. Coffee shop Ill because all customers spent the same amount of time waiting in line. Coffee shop IV because it has the least amount of data near the center. 10 * O 28 LO m