X=15 its simple since there's base angles and straight angle
68% fall within +/- 1 SD, so men above that 1 SD (165) are: (100-68)/2
32/2 = 16% above 165 and also 16% below 135
The answer is b because 95 confidence is interval for the mean lifespan
Answer:
Step-by-step explanation:
No
6 girls would need to join for the ratio to be the same
