Tallying is a way of recording data that counts in groups of five. The data is tallied as it is counted, with a mark for each piece of data, and then the frequency is recorded at the end. Frequency ...
Inequalities close inequalityUsed to identify a range of values, eg -1 ≤ × ≤ 2 means values from -1 to 2. are often used to describe the groups in the table. For example, the interval 0 < 𝑡 ≤ 5 means ...
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