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