1. The figure below depicts six curves. Which, if any, of the curves in the figure below look(s) like a normal curve? If the curve is a NOT normal curve, tell why.
Last spring the college administered a reading comprehension test to students in English classes here at the college. The mean reading grade level for the students here at the national campus across all English courses was found to be μ = 6.5 That is the reading level at about midyear in sixth grade for a student in a stateside school. The standard deviation was σ = 2.5 Presume that this data is normally distributed for the following questions.
Formula to calculate a z value from an x value:
OpenOffice.org Calc formula: