# Math Help - Statistics

1. ## Statistics

Instead of remembering standard deviations could you know the formula for ths student-t curve and integrate from a to b to get the value of people within a certain range?

2. Originally Posted by Mathstud28
Instead of remembering standard deviations could you know the formula for ths student-t curve and integrate from a to b to get the value of people within a certain range?
Integrating the pdf will always give the probability ....

3. Originally Posted by mr fantastic
Integrating the pdf will always give the probability ....
I am sorry I am ignorant of all statistics...what is PDF?

4. Originally Posted by Mathstud28
I am sorry I am ignorant of all statistics...what is PDF?
pdf is a commonly used acronym for probability density function.

The pdf of a random variable that follows Student's t-distribution is what you're referring to as "the formula for the student-t curve"

5. Originally Posted by mr fantastic
pdf is a commonly used acronym for probability density function.

The pdf of a random variable that follows Student's t-distribution is what you're referring to as "the formula for the student-t curve"
Thanks!