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Nov 21, 2024
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MAT 157 - Statistics Credits: 4 Lecture Hours: 4 Lab Hours: 0 Practicum Hours: 0 Work Experience: 0 Course Type: Core Statistics: Collection, organization, and presentation of data; descriptive statistics; elementary probability; probability distributions; elements of statistical inference; estimation and hypothesis testing; linear correlation and regression; chi-squared tests. Prerequisite: Minimum ALEKS score of 30% or MAT 064 with a C- or better. Competencies
- Analyze statistical processes
- Classify various sampling methods
- Distinguish between data types
- Identify the impact of experimental design on experimental results
- Create appropriate data representations
- Construct tables, charts, and graphs
- Interpret measures of center, position, and spread
- Examine fundamentals of probability and counting
- Utilize empirical and theoretical probability
- Solve for the probability of simple, compound, conditional, independent, and mutually exclusive events
- Choose appropriate counting principles
- Analyze probability distributions
- Define a probability distribution in terms of a random variable
- Examine discrete and continuous distributions
- Identify the descriptive values for a given probability distribution
- Evaluate sampling distributions
- Apply the Central Limit Theorem
- Calculate the mean and standard error of a sampling distribution
- Assess estimators in relation to sampling distributions
- Support statistical inference with confidence intervals
- Determine confidence intervals for one and two sample scenarios
- Interpret confidence intervals for one and two sample scenarios
- Create appropriate hypothesis test regarding one population parameter
- Test claims about population proportions, means, and standard deviations
- Evaluate claims about population proportions, means, and standard deviations using p-values
- Discuss potential Type I and Type II errors of hypothesis tests
- Support statistical inference by using confidence intervals
- Create appropriate hypothesis test regarding two population parameters
- Test claims about the difference of two independent means and proportions
- Perform a matched pairs t-test
- Assess claims about two population variances or standard deviations using the F-distribution
- Use a chi-square distribution to conduct a goodness-of-fit test and test of independence
- Support statistical inference by using confidence intervals
- Evaluate linear correlation and linear models
- Determine and interpret the correlation coefficient and line of best fit
- Test the correlation coefficient for significance
- Generate the appropriate predicted values from the linear model
- Analyze the residual plot to determine suitability of linear model
Competencies Revised Date: 2022
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