English Language and Literature homework help
English Language and Literature homework help. Please, help me. What is confidence interval. All that apply.1- Decreasing the confidence level increases the width of a confidence interval2- Increasing sample size decreases the width of a confidence interval.3- Decreasing sample size decreases the width of a confidence interval.4- A confidence interval with a 100% confidence level can be computed.5- Increasing the confidence level increases the width of a confidence interval.