Inferential Statisticseasy
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A researcher constructs a confidence interval at a 90% confidence level. If they decide they want a higher degree of certainty, they increase the level to 99%. What is the impact on the interval width?
A researcher constructs a confidence interval at a 90% confidence level. If they decide they want a higher degree of certainty, they increase the level to 99%. What is the impact on the interval width?