Data Interpretation and Analysis

This video tutorial covers various aspects of statistics, focusing on SATs questions. It explains how to interpret pictograms, compare data, and work with negative numbers. The tutorial also delves into calculating the mean and provides practice questions to reinforce learning.

What is the key concept missing in a pictogram that helps in interpreting the data?

• A scale

• A title

• A key

• A legend

If a pictogram shows 6 full records and 1 half record, and each record represents 8 DVDs, how many DVDs were sold?

• 48

• 52

• 56

• 60

In a pictogram, if each circle represents 2 children, how many children chose an animal if there are 5 full circles and 1 half circle?

• 12

• 11

• 13

• 10

How do you find the difference between two data points in a table?

• Add the two numbers

• Multiply the two numbers

• Divide the larger number by the smaller number

• Subtract the smaller number from the larger number

What is the lowest temperature if the options are -8, -5, and -2?

• 0

• -8

• -5

• -2

How do you calculate the mean of a set of numbers?

• Add all numbers and divide by two

• Subtract the smallest number from the largest

• Multiply all numbers together

• Add all numbers and divide by the number of items

If the total cost of 4 tickets is £22, what is the mean cost per ticket?

• £5.25

• £5.00

• £6.00

• £5.50

What is the mean maximum temperature if the temperatures are 8.1, 9.3, 11.9, 11.8, and 12.4?

• 11.0

• 10.7

• 11.2

• 10.5

How do you interpret a horizontal line on a distance-time graph?

• The object is moving at a constant speed

• The object is stationary

• The object is accelerating

• The object is decelerating

If Paris is -4°C and Rome is 3°C, what is the temperature difference?

• 5°C

• 6°C

• 7°C

• 8°C