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Hint Review Project
Hint Review Project
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Questions
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Answers
1
What shows the probability of all the possible outcomes of the variable?
Probability distribution
Frequency distribution
Normal distribution
Range
2
The probability that subjects have the disease given a positive test result is...
Specificity
Sensitivity
Negative predicted value
Positive predicted value
3
What does a probability distribution graph do? Pick the best answer.
Shows probability of all possible outcomes
Shows clear visualization of data collected
Shows when outcomes occur
Shows frequency of outcomes
4
Out of 8 children: 2 children playing soccer, 4 playing tag & 2 playing basketball. What probability is playing tag?
50%
15%
28%
25%
5
Which measurement of dispersion would best fit when trying to determine how far the value is from the mean?
Descriptive Statistics
Interquartile Range
Range
Standard Deviation
6
There are a total of 84 values within the distribution, the median is 42.
False
True
7
68% of values in a normal distribution fall within _ standard deviations of the mean
2
3
0
1
8
Probability sampling:
Includes quota and convenience sampling
Has methods in which subjects don't have same probability of being selected
Has technics in which probability of being selected is known
Is the most practical form of sampling
9
Probability is the chance that a particular outcome will occur
False
True
10
Selecting a sample according to a standardized rule is...
Systematic sampling
Non- probability sampling
Cluster sampling
Convenience sample
11
Descriptive statistics allows us to summerize or describe the characteristics of any given data set?
True
False
12
With measures of dispersion ex. standard deviations & interquartile range, which type of data does not work?
Ratio
Categorical
Ordinal
Interval
13
The sampling method in which the subjects are selected based on what group is available is?
Cluster sampling
Stratified sampling
Convenience sampling
Quota sampling
14
If a researcher had to find the average of the data given, which measurement of central tendency would be the best?
Equilibrium
Median
Mean
Mode
15
If the level of data is nominal, what measurement of central tendency would be most typically used?
Mode
Mean
Median
Categorical
