Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 17: Exercise 17

Author:Mark Levesley, Chris Meunier, Fran Eardley & Gemma Young

Mark Levesley Science Solutions for Exercise - Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 17: Exercise 17

Attempt the free practice questions from Exercise 17: Exercise 17 with hints and solutions to strengthen your understanding. Cambridge Lower Secondary Science Stage 7 : Student's Book solutions are prepared by Experienced Embibe Experts.

Questions from Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 17: Exercise 17 with Hints & Solutions

EASY
Lower Secondary Stage 7
IMPORTANT

State whether having an earring is a continuous or discontinuous variation. 

EASY
Lower Secondary Stage 7
IMPORTANT

State whether the number of times your heart beats in 10 seconds is a continuous or discontinuous variation. 

EASY
Lower Secondary Stage 7
IMPORTANT

State whether the size of cakes is a continuous or discontinuous variation. 

EASY
Lower Secondary Stage 7
IMPORTANT

1.76m 1.70m 1.56m 1.87m 1.60m 1.67m 1.75m 1.83m 1.61m 1.84m 1.82m 1.77m 1.72m 1.57m. Is this continuous or discontinuous variation?

EASY
Lower Secondary Stage 7
IMPORTANT

1.76m 1.70m 1.56m 1.87m 1.60m 1.67m 1.75m 1.83m 1.61m 1.84m 1.82m 1.77m 1.72m 1.57m. What is the range of the data?

EASY
Lower Secondary Stage 7
IMPORTANT

1.76m 1.70m 1.56m 1.87m 1.60m 1.67m 1.75m 1.83m 1.61m 1.84m 1.82m 1.77m 1.72m 1.57m. Draw a tally chart from the data. Use these groups 1.50-1.59m, 1.60-1.69m, 1.70-1.79m, 1.80-1.89m.

EASY
Lower Secondary Stage 7
IMPORTANT

1.76m 1.70m 1.56m 1.87m 1.60m 1.67m 1.75m 1.83m 1.61m 1.84m 1.82m 1.77m 1.72m 1.57m. Present this data using a suitable chart or graph. 

EASY
Lower Secondary Stage 7
IMPORTANT

Some ID cards contain information about variation. When a person uses the card, a computer checks the variations in the real person with the information stored in the card. Is it better to use continuous or discontinuous variation about humans for ID cards? Explain your reasoning.