CK-12-Pre-Calculus Concepts

15.4. Graphic Displays of Data http://www.ck12.org 15.4 Graphic Displays of Data Here you will display data using bar charts, hi ...

http://www.ck12.org Chapter 15. Concepts of Statistics http://www.youtube.com/watch?v=4eLJGG2Ad30 Khan Academy: Histogram Guidan ...

15.4. Graphic Displays of Data http://www.ck12.org Ahistogramdisplays frequencies of quantitative data that has been sorted in ...

http://www.ck12.org Chapter 15. Concepts of Statistics Other –5 Burritos –7 Burgers –9 Pizza –22 Solution: Example B Create a ...

15.4. Graphic Displays of Data http://www.ck12.org Example C Create a histogram for the income distribution of 200 million peopl ...

http://www.ck12.org Chapter 15. Concepts of Statistics Guided Practice Create a boxplot of the following numbers in your calcul ...

15.4. Graphic Displays of Data http://www.ck12.org Then turn the statplot on and choose boxplot. Use Zoomstat to automatically c ...

http://www.ck12.org Chapter 15. Concepts of Statistics Create a bar chart for this data. Create a pie chart for this data. Whic ...

15.4. Graphic Displays of Data http://www.ck12.org Which graph do you think makes a better visual representation of the data? S ...

http://www.ck12.org Chapter 15. Concepts of Statistics 15.5 Variance Here you will calculate population variance, sample varianc ...

15.5. Variance http://www.ck12.org This method turns out to be extraordinarily powerful in statistics. One downside is that most ...

http://www.ck12.org Chapter 15. Concepts of Statistics 59.8, 57.1, 58.2, 58.6, 57.8, 57.9, 58.0, 57.3 Solution:x=^18 ( 59. 8 + 5 ...

15.5. Variance http://www.ck12.org Concept Problem Revisited The mean of the test scores is 75. The variance is calculated by ta ...

http://www.ck12.org Chapter 15. Concepts of Statistics After entering the data in a column, you can use the power of the embedd ...

15.5. Variance http://www.ck12.org What will a large variance look like on a histogram? What will a small variance look like on ...

http://www.ck12.org Chapter 15. Concepts of Statistics 15.6 The Normal Curve Here you will define the standard normal distributi ...

15.6. The Normal Curve http://www.ck12.org Approximately 95% of the data will be within 2 standard deviations of the mean. Appr ...

http://www.ck12.org Chapter 15. Concepts of Statistics The exact answer is closer to 15.87%. Example B On your first college exa ...

15.6. The Normal Curve http://www.ck12.org normalcdf(-3, 3, 0, 1) = 0.997300 or 99.73% The quality control technician would deci ...

http://www.ck12.org Chapter 15. Concepts of Statistics There is a second programmed feature in the distribution menu that perfor ...