Question

Resistance training is a popular form of conditioning aimed at enhancing sports performance and is widely used among high school, college, and professional athletes, although its use for younger athletes is controversial. Researchers obtained a random sample of 4030 patients between the ages of 8 and 30 who were admitted to U. S. emergency rooms with injuries classified by the Consumer Product Safety Commission code "weight-lifting." These injuries were further classified as " accidental" if caused by dropped weight or improper equipment use. Of the 4030 weight-lifting injuries, 1527 were classified as accidental.

What is a 95% confidence interval for the proportion of weight-lifting injuries in this age group that were accidental?

The 95% confidence interval (±±0.001) is from__ to __

Answer 1

Here

sample proportion of weight-lifting injuries that were classified as accidental

and sample size

a  95% confidence interval for the proportion of weight-lifting injuries in this age group that were accidental