Answer:
Step-by-step explanation:
sin = opposite/ hypotenuse
1. the number five plus x
2. the number five minus x
3. five times x
4. five divided by x
5. three-forths of x plus two
6. two minus three-forths of x
7. three times x plus ten
8. ten times x plus three
Your answer is b because 95% of data is ideally with 2 deviations from the mean and 99.9% of data is within 3 deviations from the mean.