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WorksheetsApplication of Normal Distribution & Steps in Hypothesis Testing
Total questions: 10
Worksheet time: 5mins
What is the decision if we reject a null hypothesis that is actually true in the population?
Correct Decision
α or Type I Error
Incorrect Decision
β or Type II Error
The statistics used to calculate the probability of an event based on information collected from a small group within a large population.
Normal Distribution
Standard Distribution
Score distribution
Sampling distribution
What is the conclusion if you have enough statistical evidence to support the alternative hypothesis?
Reject the null hypothesis
Fail to reject the null hypothesis
Accept null hypothesis
Reject alternative hypothesis
What does it mean if the hypothesis is rejected?
results are okay.
results are not statistically significant
results are said to be statistically significant
results are irrelevant
All are the levels of significance of α, EXCEPT.
0.05
0.01
0.0001
0.1
It accurately describes the distribution of values for many natural phenomena.
Normal Distribution
Z scores formula
Z table
Z scores
The distribution of diastolic blood pressure in men has a MEAN of approximately:
20
19.454
40
80
What does this symbol stands for?
Standard Deviation
Z score
Mean
Data point
Another name for z-score?
Normal score
Normal distribution
Standard Score
Standard Distribution
An advantage of normal distribution is to determine outliers.
False
True
Cannot be determined
None of the choices.
