Use the Following to Answer the Question(s) Below

question 16

Multiple Choice

Use the following to answer the question(s) below.
IT staff for a large corporation has developed the following probability distribution for the number of calls requiring troubleshooting problems per day.

-Which is true about a 99% confidence interval based on a given sample?

• A) If we increase the sample size, the width of the interval will increase.
• B) The interval contains 99% of the population.
• C) Results from 99% of all samples will lie in this interval.
• D) The interval is wider than a 95% confidence interval would be.
• E) The interval is narrower than a 95% confidence interval would be.