Consider the following raw data representing yield of Barley (in quintals) of three farmers from their respective hectare of land for consecutive 8 years. Farmer 1 12 14 11 13 17 18 12 13 11 13 Farmer 2 14 13 15 13 14 13 13 Farmer 3 12 14 3 17 8 4 12 13 A. Determine the range, variance and standard deviation of each of the three farmers. B. Who of the farmers has higher variation in yield? What does this tell? C. Who of the farmers has lesser variation in yield? D. Who of the farmers has consistent yield?

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WORK SHEET PREPARED FROM THE TEXT AND DIFFERENT BOOKS OF GRADE 11H
TOPIC- Statistics and Probability
Consider the following raw data representing yield of Barley (in quintals) of three
farmers from their respective hectare of land for consecutive 8 years.
Farmer 1
12
14
11
13
17
18
12
13
11
Farmer 2
13
13
14
13
15
13
13
Farmer 3
12
14
17
8.
12
13
А.
Determine the range, variance and standard deviation of each of the three farmers.
В.
Who of the farmers has higher variation in yield? What does this tell?
C. Who of the farmers has lesser variation in yield?
D. Who of the farmers has consistent yield?
20
15
to
-54
242
Transcribed Image Text:WORK SHEET PREPARED FROM THE TEXT AND DIFFERENT BOOKS OF GRADE 11H TOPIC- Statistics and Probability Consider the following raw data representing yield of Barley (in quintals) of three farmers from their respective hectare of land for consecutive 8 years. Farmer 1 12 14 11 13 17 18 12 13 11 Farmer 2 13 13 14 13 15 13 13 Farmer 3 12 14 17 8. 12 13 А. Determine the range, variance and standard deviation of each of the three farmers. В. Who of the farmers has higher variation in yield? What does this tell? C. Who of the farmers has lesser variation in yield? D. Who of the farmers has consistent yield? 20 15 to -54 242
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