Arrays
Lesson Instructions
Watch and follow the YouTube video, the lesson contains three parts:
Key Information and content - all you need to do here is watch and listen. We recommend you take some notes for this one!
Learning activity - You are to complete the activity, by completing the arrays wordsearch and calculations exercise
Consolidation - these are past exam question and are for deliberate practice to check your understanding.
Arrays Full Lesson Video.mp4Task - Arrays Activity
Task - Exam Questions - Deliberate Practice
Mark Scheme
Question 1
1 mark for each pseudocode statement
total = total + numberArray(count)
mean = total / quantity
or
mean = total / count
or
mean = total / 10
Ignore capitalisation.
Accept any correct symbol or structured English meaning division for mean calculation.
Accept mean calculations that refer to 11 numbers:
e.g.
total / 11
total / (count + 1)
total / (quantity + 1)
Question 2 (a)
2 from:
Allows multiple items of data to be stored....
....under one identifier/name
Can store a table structure
Reduces need for multiple variables
Question 2 (b) (i)
Correct answer only
print(hoursPlayed[0,2])
Question 2 (b) (ii)
Correct answer only
80