Applying the percentage rule
A Z-distribution has a mean of 8 and a standard deviation of 2. The value that is 2 positive standard deviations away from the mean is this.
What is 12?
The formula for converting raw scores to Z-scores is this.
What is mean divided by standard deviation?
The shape of the graph of a normal distribution is this.
What is bell shaped?
The mean of a standard Z-distribution is this.
What is zero?
This is the number of NBA championships that the Boston Celtics have won.
What is 17?
A Z-distribution has a mean of 15 and a standard deviation of 3 the value that is 3 negative standard deviations away from the mean is this.
What is 6?
Z-distribution has a mean of 7 and a standard deviation of 2.5, the z-score that corresponds to a raw score of 10 for this distribution is this.
What is 1.2?
This measure of the central tendency of a normal distribution represents the highest point on the curve.
What is the mean?
The standard deviation of a standard Z-distribution is this.
What is one?
This director, who released the movie "alien" in 1979 is still making hit movies today, most notable his recent success, "Prometheus"
Who is Ridley Scott?
A Z-distribution has a mean of 10 and a standard deviation of 1. the percentage of data values that fall between the values of 8 and 12 is this.
What is 95%?
A Z-distribution has a mean of 84 and a standard deviation of 4, the percentage of the data of this distribution that falls below 78 is this.
What is 6.68%?
These percentages roughly represent the percent of the data values that fall within one, two, and three standard deviations from the mean of a Z-distribution.
In a standard Z-distribution, we use Z-scores to find percentages of the data that fall within a certain range. one Z-score represents this amount of standard deviations from the mean.
What is one?
This deceased author has had many of his novels adapted for the big screen, including charlie and the chocolate factory, James and the giant peach, and Matilda.
Who is Roald Dahl?
A Z-distribution has a mean of 24 and a standard deviation of 6. 68% of the values of this distribution fall between what two data values?
What is 18 and 30?
The percentage of the data of a distribution that lies between a Z-score of 0 and -1.38 is this.
What is .5 - .0838 = .4162 = 41.62%?
The curve is this with respect to its mean.
What is symmetric?
A data value that is an element of a non-standard distribution is called this.
What is a raw score?
This wooly science fiction character can usually be found by the side of Hans solo.
Who is chewbaka?