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- 1. Multiple Choice
What is the standard deviation for the data given:
5, 10, 7, 12, 0, 20, 15, 22, 8, 2
6.89
10.1
7.26
9
- 2. Multiple ChoiceAll of the below sets have the same mean.
Set 1-Standard Deviation=3.1
Set 2-Standard Deviation=4.9
Set 3-Standard Deviation=1.7
Set 4-Standard Deviation=3.2
Which set of data probably has the points closest to the mean?1234 - 3. Multiple Choice
What is the standard deviation for the data given:
5, 10, 7, 12, 0, 20, 15, 22, 8, 2
6.89
10.1
7.26
9
- 4. Multiple ChoiceWhat is the Normal Range of the monthly salary of teachers if the average is $4,000.00 with a standard deviation of 3,000?1000-70003000-40001000-40004000-7000
- 5. Multiple ChoiceWhat is the Normal Range of the annual precipitation for Phoenix, if the average is 29 with a standard deviation of 3?26-323-2926-2939-32
- 6. Multiple Choice
The term "snowstorms of note" applies to all snowfalls over 6 inches. The snowfall amounts for
snowstorms of note in Utica, New York, over a four-year period are as follows: 7.1, 9.2, 8.0, 6.1,
14.4, 8.5, 6.1, 6.8, 7.7, 21.5, 6.7, 9.0, 8.4, 7.0, 11.5, 14.1, 9.5, 8.6
What are the mean and population standard deviation for these data, to the nearest hundredth?
mean = 9.46; standard deviation = 3.74
mean = 9.46; standard deviation = 3.85
mean = 9.45; standard deviation = 3.74
mean = 9.45; standard deviation = 3.85
- 7. 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. - 8. Multiple ChoiceBetween what two standard deviations of a normal distribution contain 68% of the data?one below and one abovetwo below and two abovetwo below and zerozero and two above
- 9. Multiple Choice
This data is normally distributed. What percent of the data is in the shaded region?68%95%99.7%50% - 10. Multiple ChoiceThis data is normally distributed. What percent of the data is in the shaded region?68%95%99.7%50%
- 11. Multiple ChoiceThis data is normally distributed. What percent of the data is in the shaded region?68%95%99.7%50%
- 12. Multiple ChoiceSkewed LeftSkewed RightUniformSymmetric
- 13. Multiple ChoiceSkewed RightSkewed LeftUniformSymmetric
- 14. Multiple ChoiceSkewed RightSkewed LeftUniformSymmetric
- 15. Multiple ChoiceSkewed RightSkewed LeftUniformSymmetric
- 16. Multiple ChoiceFour data sets are shown below.
Set 1: {10, 19, 38, 50, 51}
Set 2: {5, 21, 26, 39, 51}
Set 3: {9, 38, 50, 50, 51}
Set 4: {5, 28, 28, 28, 51}
Which data set has the largest standard deviation?Set 1Set 2Set 3Set 4 - Answer choicesTagsAnswer choicesTags