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### Conceptual understanding of the P-value [duplicate]

What I currently understand about the P-value is that, if the null hypothesis were true, the P-value is the probability of getting a value of the sample test statistic that is at least as extreme as ...
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### Logic of Hypothesis Testing [duplicate]

I know that there is something wrong in the following reasoning but I cannot explain it, can you say what is wrong with the following reasoning: Null Hypothesis: The coin is fair (that is, the ...
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### Testing normality [duplicate]

How can I (in R) test whether the given data set is normally distributed? I read related questions suggesting shapiro.test. Unfortunately, according to wikipedia, ...
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### intuition/logic behind comparing p-value and significance level [duplicate]

I'm new on this forum and I hope that this is not already asked. My question is this: I know that the p-value is defined as $p=P($obtaining sample as or more contradictory to $H_0$ then the one ...
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### How to tell if my mean values are not significantly different? [duplicate]

I am looking to test if two mean and standard deviation values I obtain are not significantly different (comparing a sensor method to the gold standard). I am planning on using a two-tailed t-test in ...
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### Grasping the concept of P-value [duplicate]

I am having a hard time grasping the concept of the P-value.. I've read some of the posts in here and on internet, but one thing seem to be missing for me. Usually we look at the probability of ...
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### Understanding P-Value with respect to the Level of Significance [duplicate]

The definition of P-value is the probability of obtaining a sample that is more extreme than the ones observed in your data, assuming that the null hypothesis is true. That 's very well-explained in ...
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### Interpret the KS test [duplicate]

I have two continuous distributions and I am trying to compare them using KS test using R Studio with the code below: ...
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### what would be the null and alternative hypotheses? [duplicate]

In the following statement, what would be the null and alternative hypothesis? The researcher wants to test (at the 1% level), whether the true mean score is at least 5 points. I got confused because ...
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### Non-significant variable in regression [duplicate]

How do you explain a significant variable (p-value less than 0.05) in a linear regression equation in layman terms?
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### What is p-value in simple words and good non-mathematical examples? [duplicate]

Can someone explain in simple words and with many good down-to-earth examples what is the p-value and how do we find it? Is it true that it shows what is the probability that the sample we have ...
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I need someone proficient enough in stats to help me clear up some confusion. The p-value is a conditional profitability. Given a null hypothesis to be true (mean difference in two groups to be 0), ...
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### Yet another question about p-value interpretation [duplicate]

I'm almost positive I'm going to be marked for duplicate, but I really really just need this sorted out once and for all with a simple example. I don't understand how a small p-value is evidence ...