1. Explain the concept of bias, related to the mean, the mode, and the median.

2. Will calculating the mean and median of a qualitative variable do you any good? Explain.

3. Below are the weight data (pounds) of a group of babies born at Hospital Auxilio Mutuo last month: 5.8, 6.0, 7.3, 8.1, 6.4, 7.3, 7.1, 6.9, 5.1, 7.2, 6.1, 5.8, 5.7, 6.4, 7.3, 7.0, 7.3, 6.2, 4.8, 5.1, 6.9. Calculate the following values:

a. half

b. fashion

c. median

d. middle distance

e. middle axis

F. Q1

g. Q3

h. Q47

i. P94

4. With the data below, prepare a box plot (summary of five (5) numbers): 114, 90, 123, 98, 78,78, 89, 91, 69, 85, 99, 111, 77, 83, 71 , 69, 93.