Daily Practice

Foundation

2nd October 2024

5 questions · Foundation tier · 282 questions in this band

1
Designing Questionnaires and Surveys
What is wrong with the question 'Do you not think school lunches are too expensive?'
2
Experimental Design
What is a control group used for?
3
Median Quartiles and IQR
A data set has Q1 = 22 and Q3 = 35. State the interquartile range and explain what it measures.
4
Index Numbers
An index number is 140 with a base value of 20. Find this year's value.
5
Frequency Tables and Tally Charts
Using the survey in the previous question (Red 6, Blue 9, Green 4, Yellow 5), which colour is the mode?

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