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A monopolisztikusan versenyző iparág és a tökéletesen versenyző iparág közös jellemzője, hogy mindkét iparágban.
Bármely piac forma esetén egy vállalatot rövid távon is be kell zárni, ha
Consider the joint probability distribution:
| x = 1 | x = 2 | |
|---|---|---|
| y = 0 | 0.2 | 0.25 |
| y = 1 | 0.3 | 0.25 |
What is E[X | Y = 1]?
Even though you failed to reject the null hypothesis, it may still be false.
Suppose we are conducting a one-sided HT for one mean with a sample of 30 individuals and 5% significance level. If a Type I error is committed, then the p-value was was
Suppose we are conducting a one-sided HT for one mean with a sample of 30 individuals and 5% significance level. If a Type II error is committed, then the p-value was was
If the test statistic of a test for 1 mean equals 4.543 with sample size 33, then
In hypothesis testing, it is never valid to form a conclusion of accepting the null hypothesis.
A P-value of 0.04 is more significant evidence against the null hypothesis than a P-value of 0.08.