Grade 7 · Statistics & Probability

Statistics

332 problems in this skill, each with a solver-verified answer key. Answers are checked the moment you submit — with a hint if you want one and a worked solution afterwards.

What the problems look like

A few statements from this skill. Answers, hints and worked solutions live in the practice session.

Warm-up
A data set has the values $39, 33, 52, 36, 38$ . Identify the outlier in the data set.
Warm-up
A data set has the values $54, 61, 80, 58, 62$ . Identify the outlier in the data set.
Warm-up
A data set has the values $35, 36, 59, 36, 35$ . Identify the outlier in the data set.

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See every Statistics & Probability skill for grade 7