A random sample of 100 students were randomly selected from your school and their average grade was recorded,as a percentage,for the 2010/2011 school year.In order to compute a bootstrap confidence interval for the mean,200 subsequent bootstrap samples were taken and the 200 resulting sample means were ordered from lowest to highest.The first 10 and last 10 ordered means are given below: 
Use the percentile method to compute a 90% bootstrap confidence interval for the true average grade of all students at your school.
Definitions:
Aging
The process of becoming older, characterized by gradual deterioration of physical and cognitive function over time.
Life Span
The duration of time from an organism's birth to its death, encompassing all stages of its life.
Diagnosis-Related Groups (DRGs)
A system to classify hospital cases into one of originally 467 groups, intended to encourage cost efficiency while maintaining quality of care.
Hospital
A hospital is a healthcare institution providing patient treatment with specialized medical and nursing staff and medical equipment.
Q3: A publishing company performs sample surveys to
Q5: n<sub>1</sub> = 50 n<sub>2</sub> = 75<br>X<sub>1</sub> =
Q12: Which measurement is the worst predictor of
Q21: A researcher was interested in comparing the
Q31: If Luther's accounts receivable were $55.5 million
Q41: Assuming you don't pay the points and
Q55: Assume the appropriate discount rate for this
Q64: The table below shows the age and
Q79: Luther's price - earnings ratio (P/E)for the
Q88: Luther's return on equity (ROE)for the year