Data Collection and Presentation - JSS1 Mathematics Past Questions and Answers - page 2
In a bar chart representing the sales of fruits:
Apples: 50 units
Oranges: 30 units
Bananas: 40 units
How many units were sold in total?
120 units
The temperature over a week was recorded as follows (in °C):
Monday: 20
Tuesday: 22
Wednesday: 25
Thursday: 24
Friday: 23
What was the average temperature over the week?
20+22+25+24+23/5 = 22.8°C
A frequency table shows the number of cars passing a point each hour:
Time (hours) Frequency
8-9 20
9-10 25
10-11 15
11-12 30
How many cars passed from 8 AM to 11 AM?
60 cars
Calculate the median of the following set of numbers:
7, 3, 8, 2, 9, 4, 6, 1
Median = 5
Identify the mode from the following set of numbers:
5, 7, 3, 8, 5, 2, 5, 9, 4, 6, 1
Mode = 5
The number of visitors to a museum was recorded over 5 days:
Day 1: 100 visitors
Day 2: 120 visitors
Day 3: 90 visitors
Day 4: 110 visitors
Day 5: 130 visitors
What was the total number of visitors over these 5 days?
550 visitors