Inferential statistics
Assessment
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Betsabé Segura
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Mathematics
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12th Grade
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274 plays
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Hard
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12 questions
Show answers
1.
Multiple Choice
Between a Population and Sample: which size is bigger ?
Population
Sample
Both can be the same
Not enough information
2.
Multiple Choice
If you are given the population standard deviation, what should be the minimum size of the sample?
30
30 or more
it doesn't matter
not enough information
3.
Multiple Select
Depending on the information given, select the cases where you won't be able to calculate the interval of the population mean
4.
Multiple Choice
What is the lowest recommended confidence interval one should use to predict the population mean?
90%
95%
50%
any percentage is fine
5.
Multiple Choice
If looking for 0.0077 in the table, which value of z should you use?
-2.43
-2.42
-2.425
not enough information
6.
Multiple Choice
If looking for 0.0324 in the table, which value of z should you use?
-1.84
-1.85
-1.845
not enough information
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