(Answered) A random sample of 31 waiting timesnbspin minutes before

Engineering

A random sample of 31 waiting times? (in minutes) before patients saw a medical professional in a? hospital's minor emergency department had a variance of 0.25 minutes. After a new admissions procedure was? implemented, a random sample of 21 waiting times had a variance of 0.16 minute.At α = .05. what's the claim and state Upper H0 and Upper H Ha. Let σ21 represent the initial variance and σ22 represent the variance for the new process.

Also, calculate the critical F-value,the rejection region for the f-test, and the test statistic.

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