Chose the Most Accurate Statement Regarding Confidence Intervals

question 7

Multiple Choice

Chose the most accurate statement regarding confidence intervals:

• A) In most cases, researchers set the level of confidence at 95%, so they can state that they are 5% certain that the lower and upper range of the calculated confidence interval captures the mean score of the population.
• B) In most cases, researchers set the level of confidence at 5%, so they can state that they are 95% certain that the lower and upper range of the calculated confidence interval captures the mean score of the population.
• C) In most cases, researchers set the level of confidence at .5%, so they can state that they are 95% certain that the lower and upper range of the calculated confidence interval captures the mean score of the population.
• D) In most cases, researchers set the level of confidence at 95%, so they can state that they are 95% certain that the lower and upper range of the calculated confidence interval captures the mean score of the population.