The Normal DistributionThe bell curve, and the rule that covers almost everything.10th GradeMany measurements cluster symmetrically around the mean. The empiricalrule says how tightly.168% WITHIN ONE SDRoughly two thirds of the data sits within one standard deviation ofthe mean.295% WITHIN TWOAlmost everything.399.7% WITHIN THREEBeyond three is genuinely unusual.4Z-SCOREz = (x − mean) / sd. How many standard deviations from the mean.A z-score of 2 means the value is in the top 2.5% — because 95% sitswithin two either side.The Normal Distributionlearnposters.com
The Normal Distribution — printable math wall chart from LearnPosters. Free vector PDF, US Letter and A4.

The Normal Distribution, step by step

Many measurements cluster symmetrically around the mean. The empirical rule says how tightly.

  1. 68% WITHIN ONE SDRoughly two thirds of the data sits within one standard deviation of the mean.
  2. 95% WITHIN TWOAlmost everything.
  3. 99.7% WITHIN THREEBeyond three is genuinely unusual.
  4. Z-SCOREz = (x − mean) / sd. How many standard deviations from the mean.

A z-score of 2 means the value is in the top 2.5% — because 95% sits within two either side.

Questions about the The Normal Distribution poster

What’s on the The Normal Distribution (10th Grade) poster?
4 numbered steps. Many measurements cluster symmetrically around the mean. The empirical rule says how tightly. 68% WITHIN ONE SD — Roughly two thirds of the data sits within one standard deviation…; 95% WITHIN TWO — Almost everything.; 99.7% WITHIN THREE — Beyond three is genuinely unusual.; Z-SCORE — z = (x − mean) / sd. How many standard deviations from the mean.. A z-score of 2 means the value is in the top 2.5% — because 95% sits within two either side.
Who is the The Normal Distribution (10th Grade) poster for?
The Normal Distribution (10th Grade) is filed under 10th Grade (ages 15–16), so it matches what that year asks a child to remember. It is equally useful to an older student revisiting math, and to the parent or teacher answering the question at the kitchen table.
When should you use the The Normal Distribution (10th Grade) poster?
Sketch the curve and mark the standard deviations. Most questions are read straight off it. A wall chart earns its place by being glanceable from where the work is happening, so The Normal Distribution (10th Grade) belongs on the wall where that math work actually happens, within glancing distance, rather than filed away.
What other posters go with The Normal Distribution (10th Grade)?
Sequences and Series, Circle Theorems and Completing the Square sit alongside The Normal Distribution (10th Grade) in the 10th Grade set. Printed together they make a wall rather than a single sheet, which is how a reference set actually gets used.Sequences and SeriesCircle TheoremsCompleting the Square
Is the The Normal Distribution (10th Grade) poster free to download and print?
Yes. The Normal Distribution (10th Grade) downloads as a free PDF with no account, no email and no watermark, like everything else in the 10th Grade set. Print as many copies as you like for a home, a classroom, a library or a tutoring group; reselling the file is the only thing the licence rules out.Read the licence
What size does the The Normal Distribution (10th Grade) poster print at?
The Normal Distribution (10th Grade) is a vector PDF laid out for US Letter, and prints on A4 with Fit to page — the same file, no separate download. Because every mark on it is drawn rather than photographed, it stays sharp enlarged to A3, A2 or A1 at a copy shop. Colour carries emphasis only, so a greyscale print of The Normal Distribution (10th Grade) loses nothing.Printing guide

Related posters

Charts that sit alongside The Normal Distribution on the same wall.

Browse every 10th Grade poster, or start from the full catalogue.