8. Suppose that 90% of the student taking statistics past the course.
What is the probability at least 2 students in a class of 20 will fail the course?
b. Find the mean, variance, and standard deviations of the number of students who
failed the course.

Find the area of shaded region z=-0.89

Assessment includes a. interviews, recorded conversations, videos, frequency counts, and time samples. b. formal standardized tests and developmental screening tools. c. various types of documented observations, documentation of child work, checklists, rating scales, and standardized tests. d. anecdotal notes, narratives or daily records, daily health checks, and teacher observation checklists.

Generally, investment philosophy is dividend into one category: conservative.