Question: 7. Problem 7 - Part a A researcher is comparing the effectiveness of two sets of instructions for assembling a child's bike. A sample of

7.Problem 7 - Part a

A researcher is comparing the effectiveness of two sets of instructions for assembling a child's bike. A sample of eight fathers is obtained. Half of the fathers are given one set of instructions and the other half receives the second set. The researcher measures how much time is needed for each father to assemble the bike. The scores are the number of minutes needed by each participant.

Instruction Set I	Instruction Set II
8	14
4	10
8	6
4	10

Part a:

What is the observedt? Please just give the answer.

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