Edexcel A-Level Psychology A2 5.3.4 Decision Making and Data Interpretation Topic Practice

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Question 1

[Maximum number: 3]

Sophia investigated the relationship between the number of hours two-year-old children spent in day care and the number of words each child could say. Day care is where children are looked after by carers other than their parents or relatives.
She recorded the average number of hours a week spent in day care and the number of different words the two-year-old children said in an hour.
The data gathered by Sophia is shown in Table 1.

Table 1

Table 1

Calculate Spearman's rank for the data gathered by Sophia.
You must give your answer to two decimal places.
The formulae and statistical tables can be found at the front of the paper. (3)

Space for calculations

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