STATE the NULL and ALTERNATIVE hypotheses for the study below: A life satisfaction questionnaire has been standardized so that the scores form a normal distribution with a mean of 50 and a standard deviation of 5. A psychologist would like to examine how coworkers influence life satisfaction. A sample of n = 25 employees from a large corporation is obtained. All workers have been connected on facebook for over a year and all have reported positive views of each other. The data for the life satisfaction questionnaire has an average score of 52.1 with a sample standard deviation of 4.2