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प्रश्न
Choose the correct alternative:
Type I error is
पर्याय
Accept H0 when it is true
Accept H0 when it is false
Reject H0 when it is true
Reject H0 when it is false
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उत्तर
Reject H0 when it is true
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संबंधित प्रश्न
Define alternative hypothesis
Define critical region
Define critical value
What is a type I error?
What is single tailed test
A sample of 400 individuals is found to have a mean height of 67.47 inches. Can it be reasonably regarded as a sample from a large population with a mean height of 67.39 inches and standard deviation of 1.30 inches?
The mean breaking strength of cables supplied by a manufacturer is 1,800 with a standard deviation of 100. By a new technique in the manufacturing process it is claimed that the breaking strength of the cables has increased. In order to test this claim a sample of 50 cables is tested. It is found that the mean breaking strength is 1,850. Can you support the claim at 0.01 level of significance?
Explain the procedures of testing of hypothesis
Explain in detail the test of significance of a single mean
The mean I.Q of a sample of 1600 children was 99. Is it likely that this was a random sample from a population with a mean I.Q 100 and standard deviation of 15? (Test at 5% level of significance)
