Sunday

November 23, 2014

November 23, 2014

Posted by **lashara** on Sunday, September 26, 2010 at 7:57pm.

a. What percent of the population is truant more than 9 days?

b. What percent of the population is truant less than 3 days?

c. What percent of the population is truant between 5 and 10 days?

d. What percent of the population is truant between 8.5 and 10 days?

e. What raw score would produce a truancy percent of the top 15% of the students who missed the least amount of school?

- statistics -
**PsyDAG**, Monday, September 27, 2010 at 12:20pmZ = (score-mean)/SD

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions related to the various Z scores.

**Answer this Question**

**Related Questions**

math - Average truancy per student is 8 days per semester with a standard ...

Math - According to a student project for statistics 250, the amount of money ...

Math please help! - According to a student project for statistics 250, the ...

statistics - 1. The on-campus housing costs for a semester at a state university...

statistics - A group of statistics students decided to conduct a survey at their...

Statistics - A study is being planned to estimate the mean number of semester ...

statistics - A random sample of 31 people employed by the Florida state ...

statistics - To determine how many hours per week freshmen college students ...

statistics - a random sample of 100 college students is taken from the student ...

Statistics - 3. The average weekly allowance of students last year at a private ...