# The standard deviation of the z distribution is always equa

? Question 1 0 out of 10 points

The standard deviation of the z distribution is always equal to 1.0.

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? Question 2 10 out of 10 points

A z distribution always is normally shaped.

? Question 3 10 out of 10 points

The z score and the z distribution are the same thing.

? Question 4 10 out of 10 points

The area under the normal curve represents the percentage of scores contained within the area.

? Question 5 10 out of 10 points

In the standard normal curve, 13.59% of the scores will always be contained between the mean (μ) and +1?.

? Question 6 10 out of 10 points

It is impossible to have a z score of 23.5.

? Question 7 10 out of 10 points

The area under the normal curve represents the proportion of scores that are contained in the area.

? Question 8 0 out of 10 points

To calculate the score at the 97.5th percentile, one would apply the formula X = μ + (?)(1.96).

? Question 9 0 out of 10 points

The normal curve reaches the horizontal axis in 4 standard deviations above and below the mean.

? Question 10 10 out of 10 points

A raw score that is 1 standard deviation above the mean of the raw score distribution will have a z score of 1.