Question

3.21
Find (i) the simple average of prices in column 2 and (ii) the weighted average, using the
quantities in column 3 as weights, and explain the difference between the two results.
(1)
(2)
(3)
Piece goods Price per metre Quantity
(Rs.)
(millions metres)
Unbleached
8.37
286
Bleached
9.50
255
Printed flags
9.16
64
Other sorts
9.84
172
Dyed in piece
13.65
165
Of dyed yam
11.95
80​

Answer 1

Step-by-step explanation:

hah

kksksksms. kskskms

Answer 2

Answer:

In this question Price is X and Quantity is weight

Average mean is obtained by divide sum of X by total number of X so Average mean is 62.46÷6=10.41

Weighted mean is obtained by sum of X divide by sum of w

which is 10301.64÷1022=10.0798