A study claims that all adults spend an average of 14 hours or more on chores during a weekend. A researcher wanted to check if this claim is true. A random sample of 200 adults taken by this researcher showed that these adults spend an average of 14.65 hours on chores during a weekend. The population standard deviation is known to be 3.0 hours.,a. Find the p-value for the hypothesis test with the alternative hypothesis that all adults spend more than 14 hours on chores during a weekend. Will you reject the null hypothesis at ? = .01?,b. Test the hypothesis of part a using the critical-value approach and ? = .01.

"Get 15% discount on your first 3 orders with us"
Use the following coupon
"FIRST15"

Order Now