Answer:
25
Step-by-step explanation:
Answer:
3×20= 60.
Step-by-step explanation:
Given:
A researcher wants to run a 2 x 3 mixed factorial design.
1st factor is the subject within
2nd factor is the subject between
Now to calculate how many participants will he need in total
(greater of 2,3)×20
that is
=3×20= 60.
12 boys. 7 * 3 is 21. 21 girls. 4*3 is 12. 12 boys 21 girls
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