Is it better for p-value to be high or low?

“P” in P-value means the “Probability”- how likely it is that your sample data was *ONLY* BECAUSE OF RANDOM SAMPLING, not because of the actual difference. So, if the p-value is small, that's good because it tells you that the result of your experiment is not just due to chance.
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Is it better to have a high or low p-value?

When there is a meaningful null hypothesis, the strength of evidence against it should be indexed by the P value. The smaller the P value, the stronger is the evidence.
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What does a high p-value tell you?

High p-values indicate that your evidence is not strong enough to suggest an effect exists in the population. An effect might exist but it's possible that the effect size is too small, the sample size is too small, or there is too much variability for the hypothesis test to detect it.
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What does a P value of 0.6 mean?

'P=0.06' and 'P=0.6' can both get reported as 'P=NS', but 0.06 is only just above the conventional cut-off of 0.05 and indicates that there is some evidence for an effect, albeit rather weak evidence. A P value equal to 0.6, which is ten times bigger, indicates that there is very little evidence indeed.
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Is p 045 significant?

Since a p-value of 0.045 is less than 10% (0.1) level of significance, there's sufficient evidence to reject the null hypothesis and support the alternative hypothesis.
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Statistical Significance, the Null Hypothesis and P-Values Defined & Explained in One Minute

Is p .035 significant?

If the p-value is less than 0.05, it is judged as “significant,” and if the p-value is greater than 0.05, it is judged as “not significant.” However, since the significance probability is a value set by the researcher according to the circumstances of each study, it does not necessarily have to be 0.05.
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Is a higher or lower significance level better?

A lower significance level (e.g., 0.01) reduces the risk of false positives but may require larger sample sizes. A higher level (e.g., 0.1) allows for faster decisions but increases the chance of false positives.
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Is p-value 0.5 bad?

A P-value less than 0.5 is statistically significant, while a value higher than 0.5 indicates the null hypothesis is true; hence it is not statistically significant.
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Is 0.2 a high p-value?

Any p value less then 0.05 is considered significant in a statistical sense, even if the actual mean difference is quite small. It's rare that someone bothers comparing two p values that are so high (0.2 and 0.9). Both really indicate the same thing: no substantial difference between your two samples.
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Is P 0.1 statistically significant?

The smaller the p-value the greater the discrepancy: “If p is between 0.1 and 0.9, there is certainly no reason to suspect the hypothesis tested, but if it is below 0.02, it strongly indicates that the hypothesis fails to account for the entire facts.
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What is a good p-value range?

If the p-value is under . 01, results are considered statistically significant and if it's below . 005 they are considered highly statistically significant.
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What is the p-value for dummies?

The p value, or probability value, tells you how likely it is that your data could have occurred under the null hypothesis. It does this by calculating the likelihood of your test statistic, which is the number calculated by a statistical test using your data.
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When to reject a null hypothesis?

You can reject a null hypothesis when a p-value is less than or equal to your significance level. The p-value represents the measure of the probability that a certain event would have occurred by random chance. You can calculate p-values based on your data by using the assumption that the null hypothesis is true.
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What does a high p-value tell us?

A p-value less than 0.05 is typically considered to be statistically significant, in which case the null hypothesis should be rejected. A p-value greater than 0.05 means that deviation from the null hypothesis is not statistically significant, and the null hypothesis is not rejected.
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Is higher or lower p better?

Generally, a low P/E ratio is good

This is because you are spending less money for each dollar of a company's earnings.
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Why is a low p-value bad?

A low p-value shows that the results are replicable. A low p-value shows that the effect is large or that the result is of major theoretical, clinical or practical importance. A non-significant result, leading us not to reject the null hypothesis, is evidence that the null hypothesis is true.
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What is a good value of p?

It has been observed in many articles published in medical journals that if the P-value is less than 0.05, the study is considered positive. If the P-value is more than 0.05, it is considered negative.
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How to interpret t-test p-value?

If the p-value associated with the t-test is not small (p > 0.05), then the null hypothesis is not rejected and you can conclude that the mean is not different from the hypothesized value.
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What is the highest acceptable p-value?

These numbers can give a false sense of security. Most authors refer to statistically significant as P < 0.05 and statistically highly significant as P < 0.001 (less than one in a thousand chance of being wrong).
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Is 0.2 a good p-value?

If the p-value comes in at 0.2, you'll stick with your current campaign or explore other options. But even if it had a significance level of 0.03, the result is likely real, though quite small. In this case, your decision probably will be based on other factors, such as the cost of implementing the new campaign.
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What does a 0.05 level of significance mean?

What is the level of significance in research? The level of significance is the probability that the result reported happened by chance. For example, a level of significance of 0.05 means that there is a 5% chance that the result is insignificant, or that it just happened by chance alone.
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What if p-value is greater than 0.05 in regression?

If the p-value were greater than 0.05, you would say that the group of independent variables does not show a statistically significant relationship with the dependent variable, or that the group of independent variables does not reliably predict the dependent variable.
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Is p-value 0.1 acceptable?

And although 0.5 or below is generally regarded as the threshold for significant results, that doesn't always mean that a test result which falls between 0.05 and 0.1 isn't worth looking at. It just means that the evidence against the null hypothesis is weak.
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How to decide what p-value to use?

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  • When there definitely is an effect, p-values should be less than 0.001 most of the time, AND less than 0.01 almost all the time; p-values larger than 0.10 should be exceedingly rare
  • A result with p < 0.001 should provide a more accurate estimate of the true effect than a result with p = 0.01 or p = 0.05.
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Is 5% statistically significant?

A p-value of 5% or lower is generally considered statistically significant.
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