Gce Model Questions Vol1 2020 Computer Studies Question 16

Practice objective / multiple choice question 16 from the 2020 Gce Model Questions Vol1 Computer Studies examination.

Gce Model Questions Vol1 2020 Computer Studies Objective / Multiple Choice Medium Difficulty
Question 16 GCE_MODEL_QUESTIONS_VOL1 • 2020 • COMPUTER_STUDIES • objective

A survey of five schools records the number of computers and the average weekly usage per computer (in hours) as follows: - School A: 120 computers, 4.5 h - School B: 80 computers, 5.2 h - School C: 150 computers, 3.8 h - School D: 60 computers, 6.0 h - School E: 90 computers, 4.0 h Calculate the overall average weekly usage per computer across all schools. Then state whether this overall average exceeds the target of 4.8 hours, and if it does, give the percentage excess rounded to one decimal place. If it does not exceed, give the percentage shortfall rounded to one decimal place.

Answer Options

A. Overall average = 4.55 h; it is 5.2% below the target.
B. Overall average = 4.49 h; it is 6.4% above the target.
C. Overall average = 4.60 h; it is 3.1% above the target.
Correct Answer D. Overall average = 4.49 h; it is 6.4% below the target.
Correct Answer
D
Correct Option:
Overall average = 4.49 h; it is 6.4% below the target.

About This Question

This is Gce Model Questions Vol1 2020 Computer Studies Question 16. It is one of the objective questions from the 2020 Gce Model Questions Vol1 Computer Studies examination.

Difficulty level: Medium .

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