Area Under a Normal Distribution Curve Index

Looking for the area under a normal distribution curve? The process differs depending on what your shaded area looks like. Click on the picture that looks like your problem to get a step-by-step tutorial on how to find the area.

Find an area from z=0 to z=?

Find an area from z=0 to z=?

Area under a normal distribution curve (one tail)

Find an area in one tail (left or right)

normal distribution with z values on same side

normal distribution with z values on same side

normal distribution with z-values on opposite sides of mean

normal distribution with z-values on opposite sides of mean

area to the left of a z-score

area to the left of a z-score (z is greater than the mean)

area to the right of a z-score (z is less than the mean)

area to the right of a z-score (z is less than the mean)

area under a normal distribution curve--two tails

area under a normal distribution curve--two tails

Related posts:

  1. Area under a normal distribution curve (right of a z-score)
  2. How to find the area under a normal distribution curve (left of a z-score)
  3. How to find the area under a normal distribution curve (two tails)
  4. How to find the area under the normal distribution curve (between 0 and any z-score)
  5. How to find the area under the normal distribution curve between two z-scores on opposite sides of the mean
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14 Responses to “Area Under a Normal Distribution Curve Index”

  1. How to Do Everything Statistics » How to find the area under the normal distribution curve (between 0 and any z-value) said:

    Aug 31, 09 at 3:19 pm

    [...] If you are looking for other variations (finding the area for one tail, or between two z-values, see this normal distribution curve index). [...]

  2. How to Do Everything Statistics » How to find the area of a normal distribution between two z-scores on one side of the mean said:

    Sep 01, 09 at 5:49 am

    [...] If you are looking for other variations (finding the area for a value between 0 and any z-score, or between two z-scores, see this normal distribution curve index). [...]

  3. How to Do Everything Statistics » How to find the area under the normal distribution curve between two z-scores on opposite sides of the mean said:

    Sep 01, 09 at 6:07 am

    [...] If you are looking for other variations (finding the area for a value between 0 and any z-score, or between two z-scores on the same side, see this normal distribution curve index). [...]

  4. How to Do Everything Statistics » How to find the area under a normal distribution curve (left of a z-score) said:

    Sep 01, 09 at 6:23 am

    [...] If you are looking for other variations (finding the area for a value between 0 and any z-score, or between two z-scores, see this normal distribution curve index). [...]

  5. How to Do Everything Statistics » How to find the area under a normal distribution (in any tail) said:

    Sep 01, 09 at 6:26 am

    [...] If you are looking for other variations (finding the area for a value between 0 and any z-score, or between two z-scores, see this normal distribution curve index). [...]

  6. How to Do Everything Statistics » Area under a normal distribution curve (right of a z-score) said:

    Sep 01, 09 at 6:32 am

    [...] (finding the area for a value between 0 and any z-score, or between two z-scores, see this normal distribution curve index). area to the right of a z-score (z is less than the [...]

  7. How to Do Everything Statistics » How to find the area under a normal distribution curve (two tails) said:

    Sep 01, 09 at 6:42 am

    [...] If you are looking for other variations (finding the area for a value between 0 and any z-score, or between two z-scores, see this normal distribution curve index). [...]

  8. How to Do Everything Statistics » How to find a probability using a standard normal distribution said:

    Sep 01, 09 at 8:15 am

    [...] 2: Visit the normal probability area index page and find your selected graph. Follow the instructions on that page to find the z-value for the [...]

  9. How to Do Everything Statistics » Normal Distribution Word Problems: “Above” said:

    Sep 04, 09 at 9:32 am

    [...] Step 4: Take the number from step 3 and find the area using the z-table. (If you don’t remember how to do that you can find instructions for finding an area under a curve and reading a z-table  here). [...]

  10. Mary Johnson said:

    Oct 01, 09 at 2:25 pm

    I like this a lot. Too bad there isn’t always a picture to click on.

  11. Stephanie said:

    Oct 04, 09 at 8:17 am

    Hi Mary,
    Do you mean that the picture is missing in your browser? If so, can you let me know what browser you are using?
    Or do you mean that you’ve come across a problem type not addressed here? If so, let me know and I’ll see what I can do :)
    Stephanie

  12. Lisa Barcomb said:

    Oct 04, 09 at 8:13 pm

    Yeah when you come across questions like these they are easy with the pictures. I can understand it better, for the most part. I just have to learn how to read the question fully before I jump on it. I get myself all worked up and then I can’t do the problem.

  13. Donna Allen said:

    Oct 07, 09 at 4:15 pm

    I absolutely agree with Lisa. I get very overwhelmed when I look at the word problem as a whole. But, I’m starting to learn how to look at the numbers and figure out where to put them in the equations. Finally, it feels like it’s starting to click

  14. Statistics How To» Blog Archive » Normal Distribution Word Problems: “Between” said:

    Jan 03, 12 at 2:18 pm

    [...] Step 5: Take the numbers from step 3 and 4 and use them to find the area in the z-table. (If you don’t remember how to find an area you can find instructions for finding an area under a normal distribution curve here). [...]


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