Five students visiting the student health center for a free dental examination d
ID: 3313292 • Letter: F
Question
Five students visiting the student health center for a free dental examination during National Dental Hygiene Month were asked how many months had passed since their last visit to a dentist. Their responses were as follows.
Assuming that these five students can be considered a random sample of all students participating in the free checkup program, construct a 95% confidence interval for the mean number of months elapsed since the last visit to a dentist for the population of students participating in the program. (Give the answer to two decimal places.)
You may need to use the appropriate table in Appendix A to answer this question.
Explanation / Answer
The statistical software output for this problem is:
One sample T confidence interval:
: Mean of variable
95% confidence interval results:
Hence,
95% confidence interval will be:
(6.73, 28.07)
Variable Sample Mean Std. Err. DF L. Limit U. Limit Data 17.4 3.8418745 4 6.7332465 28.066753Related Questions
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