A shop manager is interested in the daily sales (in thousand dollars) of a shop. Sample Data of daily sales were collected: 14,15,17,18.

1) Is the data collected on the daily sales qualitative or quantitative? Is the data discrete, continuous or neither?

2) Calculate the sample mean, variance, standard deviation, and range of the daily sales. *Value of the sample mean, Value of the variance, Value of the standard deviation , Value of the range: