A random sample of 100 observations produced a sample mean of 35.6 with a standard deviation of 3. At a 1% level of significance, can you conclude that the true mean value is less than 36? Find also its P-value.

The costs associated with conducting interviews for a job opening have skyrocketed over the years. According to a Harris interactive survey, 260 of 500 senior human resources executives at U.S companies believe that their hiring managers are interviewing too many people to find qualified candidates for the job. Can we conclude at a 5% level of significance that the true proportion p of human resource executives who believe that their hiring managers are interviewing too many people is more than 50%? Find also the P-value.

Hi I need help with these two questions ASAP please