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- 1. Fill in the Blank
True or False: the outlier affects the mean more then the median
- 2. Multiple Choice
In a box and whiskers plot, what percent of the data is above the first quartile?
25%
50%
75%
100%
- 3. Multiple Choice
Given the following test scores. List the IQR (interquartile range).
34, 85, 80, 95, 75, 65, 99
42
34
30
20
- 4. Multiple Choice
What percent of the data is in each section of a box and whiskers plot?
20%
42%
25%
32%
- 5. Multiple Choice
Two data sets are shown below.
Set 1: 54, 68, 68, 70, 73, 79, 84, 90, 96, 100
Set 2: 66, 68, 68, 70, 72, 80, 85, 98, 99, 100
Which statement is true about the data sets?
The median of Set 1 is greater than the median of Set 2
The median of Set 1 is less than the median of Set 2.
The mean of Set 1 is greater than the mean of Set 2.
The mean of Set 1 is less than the mean of Set 2.
- 6. Multiple Choice
The high temperatures, in degrees Fahrenheit, for eight cities on the same day are shown below.
58, 50, 87, 49, 43, 39, 52, 45
Which statement is true about the temperatures?
The temperature of 39 causes the distribution to be skewed to the right.
The temperature of 39 causes the distribution to be skewed to the left.
The temperature of 87 causes the distribution to be skewed to the right.
The temperature of 87 causes the distribution to be skewed to the left
- 7. Multiple Choice
Given the data set below:
15, 56, 58, 60, 63, 75, 80, 80, 85
How does the outlier affect the distribution of the data?
The outlier skews the distribution to the left.
The outlier skews the distribution to the right.
The outlier makes the distribution more symmetrical.
The outlier has no effect on the distribution.
- 8. Multiple Choice
Box plots for four competing brick manufacturers are shown below.
A contractor needs to buy bricks that are each as close to 2.5 inches high as possible. Which manufacturer would be the contractor’s best choice?
Adam’s Bricks
Bob’s Bricks
Camille's Bricks
Daniel's Bricks
- 9. Multiple Choice
In a circle graph, how do you find the angle after you divide the percent of the section
you subtract the divided sum by with the protractor
you add the number with the protractor
you draw a line
you multiply and throw on the circle
- 10. Fill in the Blank
a list has a mean of 8 and a standard deviation of 10, what is the z-score if a pond has dropped in depth to -2
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