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- 1. Multiple Choice
Which car club has the higher median?CruisersCar Hops - 2. Multiple ChoiceThis data is normally distributed. What percent of the data is in the shaded region?68%95%99.7%50%
- 3. Multiple ChoiceSkewed LeftSkewed RightUniformSymmetric
- 4. Multiple ChoiceRoger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?1931276066
- 5. Multiple ChoiceFind the median of these numbers:
4, 2, 7, 4, 32574 - 6. Multiple Choice
What is the value of the upper quartile (Q3)?
3
8
10
15
- 7. Multiple Choice
Which city, Nashville or Dallas, has the smallest minimum temperature?
Nashville
Dallas
- 8. Multiple Choice
Which city, Nashville or Dallas, has the lowest Q1?
Nashville
Dallas
- 9. Multiple ChoiceWhat is the interquartile range (IQR) of the data set?2025510
- 10. Multiple ChoiceHow many people watched more than 6 hours of TV?
10
5
20
17
- 11. Multiple Choice23. How many of the students had an ACT composite score of exactly 25?Cannot be determined679
- 12. Multiple Choice
The two measures of center we've study this unit are...
Interquartile Range
Mean Absolute Deviation
Mean
Median
Standard Deviation
- 13. Multiple Choice
If our data set is skewed to the right or left we would measure the center by calculating the...
Mode
Mean
Median
Range
- 14. Multiple Choice
If we use the mean to measure the typical value or center of the data, we would use the _________ to measure the variability.
IQR
Median
Mean
Standard Deviation
- 15. Multiple Choice
If we use the median to measure the typical value or center of the data, we would use the _________ to measure the variability.
Mode
MAD
Standard Deviation
IQR or Interquartile Range
- 16. Multiple Choice
The total number of data values in this histogram is...
11
7
4
15
25
- 17. Multiple ChoiceThe mean life of a tire is 30,000 km. The standard deviation is 2000 km.
Then, 68% of all tires will have a life between ___________ km and __________ km.28,000 km and 32,000 km.24,000 km and 34,000 km.26,000 km and 34,000 km.27,000 km and 31,000 km. - 18. Multiple Choice
Find the Inter-Quartile Range (IQR). You may use your graphing calculator.
7609
8924.5
2708
5416
- 19. Multiple Choice
The mean of this data set is 17.8. What would happen to the mean if 40 was added to the data set?
The mean would not change
The mean would go up
The mean would go down
- 20. Multiple ChoiceTrue of false, 75% of the data values are greater than 18?TrueFalse, 75% of the values are greater than 16False, 50 % of the values are greater than 18False, 25% of the values are greater than 18
- 21. Multiple Choice
Identify the outlier for the given data, using the formula.
23, 34, 27, 7, 30, 26, 28, 31, 34
7
23
31
34
- 22. Multiple Choice
Which data set shows a greater spread (larger IQR)?
Chess Club
Checkers Club
They have the same spread.
You cannot tell from the box plots.
- Answer choicesTagsAnswer choicesTags