MATH 2230 - Probability and Statistics Credits: 4
Catalog Description This is a calculus-based course in the study of probability and statistics. Topics include descriptive statistics, general probability, probability distributions, sampling, descriptive statistics, normal and binomial distributions, interval estimation and hypothesis testing, chi-squared and t-tests, two-sample inference, analysis of variance, correlation, and linear regression analysis. Students will also learn how to use a statistical software package. Concepts are introduced at more advanced level than in MATH 1114 .
Prerequisite(s) (must have a grade of C or better): MATH 1401 with a grade of C or better, or equivalent. Recommended Skills, Abilities, or Coursework:
- Algebraic skills, including facility with exponential and logarithmic functions
- Facility with limits, derivatives, maximum/minimum problems
- Basic techniques of integration for finding areas beneath curves
Minnesota Transfer Curriculum (MnTC) Goal Area(s) fulfilled: Goal 04: Mathematical/Logical Reasoning
Additional fee to student: No
Learner Outcomes
- Calculate and analyze measures of central tendency and variability: mean, median, mode, range, variance, standard deviation, percentiles, and z-scores.
- Construct and interpret visual summaries of data: frequency tables, histograms, box plots, and stem-and-leaf plots.
- Understand basic concepts in probability, including combinatorics, independence, complementary events, conditional probability, and Bayes’ theorem.
- Calculate probabilities using the addition and multiplication rules, the fundamental counting principle, permutations, combinations, and sample spaces.
- Understand the concepts of random variables and probability distributions; construct a probability distribution for a random variable; distinguish between discrete and continuous probability distributions.
- Understand the concept of mathematical expectation; calculate mean, variance and covariance of random variables.
- Calculate and interpret expected values, variances, and probabilities for discrete probability distributions, such as binomial, geometric, negative binomial, hypergeometric, and Poisson, with an emphasis on binomial and Poisson.
- Identify density functions and use methods from calculus to determine mean, variance, and probabilities of density functions.
- Calculate and interpret expected values, variances, and probabilities for continuous probability distributions, such as uniform, gamma, exponential, chi-squared, with an emphasis on normal distributions.
- Apply the Central Limit Theorem to describe the sampling distributions and calculate probabilities.
- Construct and interpret confidence intervals of population means, proportions, and variances.
- Create, perform, and interpret hypothesis tests of population means, proportions, and variances.
- Perform chi-square tests of goodness of fit, independence, and homogeneity.
- Interpret scatter plots as describing form, direction and strength of relationships in bi-variate data, and compute and interpret the correlation coefficient for linear bi-variate data.
- Use linear regression to investigate correlation of paired data and to make predictions.
- Perform analysis of variance.
- Use statistical software to find descriptive statistics for a data set, display the data, find probabilities, perform basic statistical inference, and perform linear correlation and regression analysis.
Major Areas of Course Content
- Descriptive statistics
- Probability and counting principles
- Mathematical expectation
- Discrete probability distributions
- Density functions and continuous probability distributions
- Sampling distributions and the Central Limit Theorem
- Estimation and confidence intervals
- Correlation and regression
- Hypothesis testing
- Analysis of variance
Credit for Prior Learning Options Course-Specific Exam
Credit for Prior Learning Option Procedure(s) The student’s grade is based on the percent of points correct on the comprehensive final exam according to the following: 90-100% - A, 80-89% - B, 70-79% - C, 60-69% - D, below 60% - F.
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