Answer:
[tex]P=60[/tex]
Step-by-step explanation:
From the question we are told that:
Number of Factor study [tex]N=2[/tex]
Level [tex]L=3[/tex]
Sample size [tex]n=10[/tex]
Generally the umber of participants needed for the study is mathematically given as
[tex]P=N*L*n[/tex]
[tex]P=2*3*10[/tex]
[tex]P=60[/tex]