T-value

If your sample size is 20 and you want to calculate a 95% confidence interval, what is your critical t-value?

STATISTICS 1. Researchers often choose to reject the null hypothesis when there is less than a 5% likelihood of observing a given pattern in the data if the null hypothesis is true. They select 5% because a. It’s a rule handed down by Isaac Newton b. It’s the established scientific norm c. It’s the absolute […]

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