Answer:
Mean = 0.2(100) = 20
Variance = 0.2×0.8×100 = 16
Standard deviation = 4
Yes, np > 5 & nq > 5
Answer:
About 10 people
Step-by-step explanation:
40% is 0.4. 24 × 0.4 = 9.6 which is approximately 10.
First put everything into numbers:
30 tens = 300
3 tens = 30
3 tenths = 0.3
Substitute these values:
300 - 30.3
Solve:
269.7
It would be I think it would be social science