# 5-1

## Unlock all answers in this set

question
In a normal​ distribution, which is​ greater, the mean or the​ median? Explain.
​Neither; in a normal​ distribution, the mean and median are equal.
question
What is the total area under the normal​ curve?
1
question
What do the inflection points on a normal distribution​ represent? Where do they​ occur?
They are the points at which the curve changes between curving upward and curving downward. Mean - Standard Dev and Mean + Standard Dev Outside of the inflection points, the graph curves upward.
question
Normal distribution curve
A continuous probability distribution for a random variable x. The graph of a normal distribution is called the normal curve.
question
Draw two normal curves that have the same mean but different standard deviations. Describe the similarities and differences. The two curves will have ____ of symmetry. The curve with the larger standard deviation will be ____ spread out than the curve with the smaller standard deviation.
the same line, more
question
What requirements are necessary for a normal probability distribution to be a standard normal probability​ distribution?