Uhh, these give me a headache, I think number 2 is array..
Answer:
40%
Step-by-step explanation:
So 10/25=0.4
0.4=40%
Given:
425 school children
Teacher : 80
Doctor : 105
Lawyer : 70
Police Officer : 70
Firefighter : 100
Total = 425
After applying Pearson's chi-squared test, it is concluded that this data reflects a real difference in the population.
Answer is <span>c.) ACB=DFE
hope that helps
------------------------------------</span>
The answer 25 hope it helps