Suppose x is normally distributed random variable with μ = 12 and σ =2. Find each of the following probabilities.

a. P (x ≥ 13.5) b. P (x ≤ 8) c. P (12.62 ≤ x ≤ 16.54) d. P (7.02 ≤ x ≤ 15.32)

Question

Suppose x is normally distributed random variable with μ = 12 and σ =2. Find each of the following probabilities.

a. P (x ≥ 13.5) b. P (x ≤ 8)   c. P (12.62 ≤ x ≤ 16.54)   d. P (7.02 ≤ x ≤ 15.32)

anonymous · Answer

http://upload.wikimedia.org/math/b/1/6/b165a2bcd34eaf1e8aab3a8ed3573903.png plug in given info, then just look up the table

anonymous · Answer

Sorry the question changed I'll repost in about 5 minutes Thanks