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2. Nedan ser du två figurer som visar samband mellan variablerna:<br />

x1 och y1 respektive x2 och y2.<br />

a) I vilken figur är det starkast samband (högst korrelationskoefficient) (1 p)<br />

b) Ange approximativt regressionskoefficienten (slope) i respektive figur. (2 p)

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