A researcher wants to support the claim that wearing earplugs will reduce the chance of hearing loss

Math Mar 28, 2022

A researcher wants to support the claim that wearing earplugs will reduce the chance of hearing loss. The researcher conducted the appropriate 2 population t-test with a treatment and control group and got a p-value less than a significance level of 5%. The researcher then claimed with 95% confidence that wearing earplugs will reduce the chance of hearing loss. Is this reasoning valid?

Explain your answer.