Math 208 6 2 1 Elementary Statistics Tutorial Normal Distributions Normalcdf

Last section we were focusing on the standard

The monthly utility bills in a city are

This

Above a the lower number is a and the upper number is infinity because the

Number two says above 133 so the picture would look like this and we would type

Which

... edges so we want to take

6.2 Elementary Statistics Standard Normal Distribution

And when you use uh these probably on top x is starting from this point at 0

Sat

... would look something like this and we would want to type

Find the probability of z occurring in the indicated region of the standard

The

We are calculating the area of the shaded region using the

A student scores 70 on a

... so the probability is actually exactly half so it should be point five or fifty percent but let's do the

... to type

Find the following probabilities using the standard

The random variable x is