# Chapter 5 Test Review by yX8bo4nG

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```									   Stat 300
Exam 3 Study Guide (Chapter 5)

Questions #1 (6 pts)       Be able to name all discrete and                Review notes from chapter 4
continuous probability distributions             &5
studied thus far.
Questions 2 – 6 (25 pts)  Know the mean and standard deviation of          Review slides and notes
a standard normal random variable               Review section 5.6 #1
 Be able to describe the sampling
distribution of the mean
 Know under what conditions the Central
Limit Theorem applies.
 Know when you
Question 7 (8 pts)        Determine normality using a normal               Review 5.4 #1
probability plot
Question 8 (12 pts)       Find a probability from a Uniform                Review section 5.1 #4
distribution
Question 9 (6 pts)        The probabilities from a standard normal         Review section 5.2 #2g
distribution
Question 10 (6 pts)       Find a z-score given a percentile                Review section 5.2 #3
Question 11 (18 pts)     Normal distribution                                Review section 5.3 #4
(teacher problem)         Find probabilities by first finding z-score
 Apply probabilities to estimate a value
 Find the value that corresponds to a
given percentile
Question 12 (18 pts)     Apply the Central Limit Theorem                    Review section 5.5 #8
(mechanics problem)       Calculate standard error
 Find probabilities by first finding z-score
 Determine unusual values

BE SURE TO REVIEW CLASS ASSIGNMENTS #6

See next page for vocabulary items
Vocabulary and other items
random variable
discrete & continuous random variables
Uniform Random Variable
Standard Normal Random Variable
Normal Random Variable
Normal Probability (Quantile) Plot
Sampling Distribution of the Mean
Central Limit Theorem

Formulas
(x  )                               Central limit theorem
z         ; x    z
                                                  
x   ;  x 
n

(x   x )
z
x

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