
inferential statisitcs
Authored by Paige Bond
Mathematics
12th Grade
Used 2+ times

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43 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of inferential statistics?
To describe the features of the data collected
To infer or conclude something about a larger population based on a sample
To organize data in a meaningful way
To calculate the probability of events
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What assumption do parametric statistics make about the distribution of scores in a sample?
The scores are uniformly distributed
The scores follow a skewed distribution
The scores are normally distributed
The scores are randomly distributed
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are nonparametric statistics considered to be distribution free?
They require a large sample size
They do not assume any specific distribution of data
They only use nominal and ordinal data
They are based on the median and mode
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of measurement scale is used in nonparametric statistics for categories like hair color or insurance type?
Interval
Ratio
Nominal
Continuous
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of measurement scale is used in nonparametric statistics for ranked order categories like pain severity?
Nominal
Ordinal
Interval
Ratio
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the commonly used level of significance (α) by most researchers in statistical studies?
0.01
0.05
0.1
0.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a level of significance (α) of 0.05 imply about the results of a study?
There is a 5% risk that the observed difference is due to chance and a 95% chance it is a true difference.
There is a 95% risk that the observed difference is due to chance and a 5% chance it is a true difference.
There is a 50% risk that the observed difference is due to chance and a 50% chance it is a true difference.
There is a 10% risk that the observed difference is due to chance and a 90% chance it is a true difference.
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