he percent frequency distributions of job satisfaction scores for a sample of information systems (IS) senior executives and middle managers are as follows. The scores range from a low of (very dissatisfied) to a high of (very satisfied). Round your answers to two decimal places. Job SatisfactionScoreIS SeniorExecutives (%)IS MiddleManagers (%)a. Develop a probability distribution for the job satisfaction score of a senior executive. b. Develop a probability distribution for the job satisfaction score of a middle manager. c. What is the probability a middle manager will report a job satisfaction score of or

Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.