ch 6

when a continuous probability distribution is used to approximate a discrete probability distribution value of ____ is ____ from the value of x

.5 add/sub

for any continuous random variable, the probability that the random variable takes on exactly a specific value is equal to

0

the standard deviation of a standard normal distribution is equal to

1

standard normal

a normal distribution with a mean of 0 and a standard deviation of 1 is the ... or the Z

a continuous random variable may assume ____ values over an interval

any

the uniform, normal, and exponential distributions are

continuos distributions

larger values of the standard deviation result in a normal curve that is

flatter

for a continuous random variable x, the probability density function f (x) represents _____ of the function at X

height

for a normal distribution, a negative value of z indicates a z that ___ of the mean

is left

the highest point of a normal curve occurs at the

mean

if the mean of a normal distribution is negative, the standard deviation is ___

positive

for a uniform probability density function, the height of the distribution is ____ at each value of x

same

mean

the center of a normal curve

a uniform probability distribution is a continuous probability distribution where the probability that the random variable assumes a value in any interval of equal length is

the probability is the same