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**Math 263 Course Description: Introduction to Statistics and BioStatistics**

**MATH 263- Introduction to Statistics and BioStatistics (3 credits)**-
UA ALEKS PPL score of 60-100% or ALEKS Prep for Calculus score of
65-100%, Prep for College Algebra score of 88-100%, UA Math 109C, Math
112, or higher level course required for placement into this course.
Recommended as a second semester course.

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**Description:**
Organizing data; distributions, measures of center and spread,
scatterplots, nonlinear models and transformations, correlation,
regression. Design of experiments: models from probability, discrete and
continuous random variables, normal distributions, sampling
distributions, the central limit theorem. Statistical inference;
confidence intervals and test of significance, t procedures, inference
for count data, two-way tables and chi-square procedures, inference for
regression, analysis of variance. Examinations are proctored.

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**Comments: **This
course cannot be used as a prerequisite for any math courses. This
course can satisfy the foundation math requirement for majors that allow
Math 105 or 112. This course is a more thorough treatment of statistics
for majors in the College of Science.

**Course website:** http://math.arizona.edu/~stats/math263/

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