The answer in the given statement above is sample bias, this
is considered to be a sampling error because this type of technique uses a
sample in which they don’t represent the population, causing error in which
could be eliminated with the use of methods.
Answer:
pieces
Step-by-step explanation:
Suppose you have a 7 feet long wood.
You need to find how many 
-foot pieces can be cut from this wood.
To find this number of pieces, you have to divide the whole length of the wood by the length of one piece:
The average score is 90.6
2x100=200
9x95= 855
10x90=900
80x3=240
1x70=70
Total. 2265
2265/25=90.6
