Self-Graded Chapter Practice Quiz

Introduction to Continuous Probability Distributions

Covers the properties of the normal probability distribution, the standard normal distribution, converting raw scores to z-scores (standardizing), reading the standard normal table for P(Z < z), P(Z > z), and P(a < Z < b) queries, reverse problems (solving for x given a probability), and the critical z-values for common confidence levels. Submit for instant grading — every question reveals a full answer key explaining why the correct answer is correct and why the others are wrong.

Total: 17 points Time limit: 20 minutes Questions: 11 Format: 8 MCQ + 3 Short Answer

Sections covered: 6.1 The Normal Probability Distribution · Properties of the Normal Distribution · The Standard Normal Distribution · Standardizing (Z-Score Formula) · Reading the Z-Table (P(Z < z), P(Z > z), P(a < Z < b)) · Reverse Problems (Solving for x) · Critical Values for Common Confidence Levels.

Multiple Choice

8 points · 1 each

Short Answer

9 points

0 / 17

Review the answer key on each question above for anything you missed.

0/8MCQ 0/9Short Answer