'Kth percentile' presentation slideshows

Class Session #2 Numerically Summarizing Data

454 views • 33 slides

Measures of Center and Variation Sections 3.1 and 3.3

Measures of Center and Variation Sections 3.1 and 3.3. Prof. Felix Apfaltrer fapfaltrer @bmcc.cuny.edu Office:N518 Phone: 212-220 8000X 7421 Office hours: Mon-Thu 1:30-2:15 pm. Measures of center - mean. addition of values variable (indiv. data vals) sample size population size.

489 views • 23 slides

Section 3-4

Section 3-4. Measures of Relative Standing and Boxplots. THE z SCORE. The z score (or standardized value ) is the number of standard deviations that a given x value is above or below the mean. It is found using the following expressions. Sample : Population : .

323 views • 22 slides

MA-250 Probability and Statistics

MA-250 Probability and Statistics. Nazar Khan PUCIT Lecture 4. The Normal Curve. An approximation to data distribution that is normally quite accurate Normally data follows such a distribution. The Normal Curve. Standard Units. Express the data in terms of standard deviation

322 views • 21 slides