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English
University
Descriptive statistics and inferential statistics
11 questions
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- 1. Multiple Choice
Which two are examples of descriptive statistics?
Median and correlation.
Mean and standard deviation.
Hypothesis testing and histograms.
Variance and regression analysis.
- 2. Multiple Choice
In statistics, a sample:
Can be used for inferences but not for predictions.
Is another word for population.
Is a set of data taken from the population to represent the population.
Is only used in descriptive statistics.
- 3. Multiple Choice
What is statistical estimation?
Methods for rounding answers in statistical calculations.
Methods to determine the best graph to represent statistical data.
Methods for reducing errors in inferential statistics.
Methods for reducing errors in descriptive statistics.
- 4. Multiple Choice
How do descriptive and inferential statistics differ?
Descriptive statistics are more computationally sophisticated than inferential statistics.
Inferential statistics are more computationally sophisticated than descriptive statistics
Descriptive statistics only attempt to describe data, while inferential statistics attempt to make predictions based on data.
Inferential statistics only attempt to describe data, while descriptive statistics attempt to make predictions based on data.
- 5. Multiple Choice
What are two examples of inferential statistics?
Range and percentiles.
Mean and probability distributions.
Regression analysis and hypothesis testing.
Variance and correlation.
- 6. Multiple Choice
A prediction has been made that the chance that a person will be robbed in a certain city is 15%.
Inferential
Descriptive
- 7. Multiple Choice
Tell if the statement if Descriptive or Inferential
A recent survey of 2000 adults having an MBA reported that the average salary is more than $65,000 a year.
Inferential
Descriptive
- 8. Multiple Choice
Tell if the statement if Descriptive or Inferential
The chances of you getting a new car is about the same as passing your statistics class.
Descriptive
Inferential
- 9. Multiple Choice
Tell if the statement if Descriptive or Inferential
The Senior Citizens that live in Pekanbaru have better memories than the ones that live in Padang.
Inferential
Descriptive
- 10. Multiple Choice
Between a Population and Sample: which size is bigger ?
Population
Sample
Both can be the same
Not enough information
- 11. Multiple Choice
These are the two types of statistics:
Discrete and Continuous
Population and Sample
Descriptive and Inferential
Mean and Standard deviation
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