Chapter 6. The Normal Probability Distribution
A continuous random variable is usually associated with
measurement, and can take on any value in some interval.
(Think of a discrete random variable whose range of values
becomes denser and denser.)
Standard Normal Distribution Table
Table IV Standard Normal Distribution Table
The entries in this table give the
cumulative area under the standard
normal curve to the left of z with the
values of z equal to 0 or negative.
Supplemental Exercises Stat240
Discrete Random Variables
The board of directors of a major symphony orchestra has voted to create a players
committee for the purpose of handling employee complains. The council will consist
of the president and
Stat 240 . Worksheet 8 Monday
1. City crime records show that 20% of all crimes are violent and 80% are nonviolent, involving theft, forgery, and so on.
Ninety percent of violent crimes are reported versus 70% of nonviolent crimes.
a) Construct a probabil
Stat 240 Worksheet 9 Solution
1. A company employs a total of 16 workers. The management has asked
these employees to select 2 workers who will negotiate a new contract with
management. The employees have decided to select the 2 workers randomly.