Mr. Jones, a teacher, believes that his students will score much higher in the national math comprehension test. The national norm is = 5. The following scores were obtained from Mr. Jones' first graders in his math class. Scores: 3, 6, 2, 8, 2, 8 1. Calculate: Standard deviation S (hat)

2. Calculate: Standard error

3. Is this a one tail or two tail test?

4. What is the Null and Alternate Hypothesis? You can use the statistics symbols (hint: always look at text or formula sheet; the selection is based upon whether it's one tail or two tail test)