PS_7.1.1 Video Lesson - The Statistical Cycle

What is the correct order of the steps in the statistical cycle?

• Problem, Plan, Data, Data Displays, Analysis, Conclusion

• Plan, Problem, Data, Data Displays, Analysis, Conclusion

• Data, Problem, Plan, Data Displays, Analysis, Conclusion

• Problem, Data, Plan, Data Displays, Analysis, Conclusion

How was the data collected for the example chocolate bar survey?

• By observing students' chocolate bar purchases.

• By asking 20 students their favorite chocolate bar.

• By analyzing sales data from a school canteen.

• By conducting an online poll among year 8 students.

What is the difference between a population and a sample?

• A population is the entire group, and a sample is a part of that group.
• A population is a small group, and a sample is the whole group.
• A population is a random selection, and a sample is a fixed number.
• A population is a temporary group, and a sample is a permanent group.

How was the collected data for the chocolate bar survey displayed?

• As a pie chart.

• As a line graph.

• As a bar graph.

• As a scatter plot.

What statistical measures are mentioned as part of the analysis phase?

• Range, Variance, Standard Deviation

• Mean, Mode, Median

• Quartiles, Percentiles, Deciles

• Correlation, Regression, Probability