Discuss the folloiwng:
Q1. To get the best deal on a CD player, Tom called eight appliance stores and asked the cost of a specific model. The prices he was quoted are listed below:
$ 298 $ 125 $ 411 $ 157 $ 231 $ 213 $ 304 $ 272 Find the Standard deviation
Q2. When investigating times required for drive-through service, the following results (in seconds) were obtained. Find the range, variance, and standard deviation for each of the two samples, then compare the two sets of results.
![1004_restaurant.jpg](https://secure.tutorsglobe.com/CMSImages/1004_restaurant.jpg)
Q3. A company had 80 employees whose salaries are summarized in the frequency distribution below. Find the standard deviation. Find the standard deviation of the data summarized in the given frequency distribution.
![1703_sal.jpg](https://secure.tutorsglobe.com/CMSImages/1703_sal.jpg)
Q4. The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency distribution below summarizes the results. Find the standard deviation.
![1011_wt.jpg](https://secure.tutorsglobe.com/CMSImages/1011_wt.jpg)
Q5. The heights of a group of professional basketball players are summarized in the frequency distribution below. Find the standard deviation.
![322_ht.jpg](https://secure.tutorsglobe.com/CMSImages/322_ht.jpg)