ANSWER TO FRAME 24.

a. X represents 35 , 27 , 24 , 26 , 28 , (the five observations of interest)

b. ΣX = 140 (this is the sum of these 5 observations)

c. n represents 5 (the number of observations)

d. ΣX = 140 = 28 (This is the sample mean for the 5 observations)

n

5

**40**

**FI0921**