Intro to statistics - Study guides, Class notes & Summaries

Intro to Statistics- Final Exam | with complete solution | Rated A+ | latest 2024/25

Intro to statistics MAT202 Exam 2024

Population - The entire group that is the target of interest, not just people. Eg, "the population of 1 bedroom apartments" Sample - A subgroup of the population. Eg, "the 1 bedroom apartments with dishwashers." Steps in the statistics process - 1. PRODUCE DATA (by studying a sample of the population) 2. EXPLORATORY DATA ANALYSIS (Summarize data.) 3. PROBABILITY ANALYSIS (Determine how the sample may differ from the population.) 4. INFERENCE (draw conclusions) Data - pieces of info ab...

This is a detailed, comprehensive summary of the research methodology I course (1st year). It includes lecture and powerpoint notes, and notes from the assigned chapters of the 2 books; Field, A. (2018). Discovering statistics using IBM SPSS statistics (5th edition) and Treadwell, D., Davis, A. (2020). Introducing Communication Research: Paths of Inquiry (4th edition)

Explain what we mean by a confidence level (exp. 95%) - The percentage of intervals, based on all possible samples of the same size taken from the same population, that contain the parameter. For example, if we construct 100 95% confidence intervals using 100 samples of the same size, approximately 95 of the intervals will contain the true parameter and 5 will not. A point estimate is the value of a _________ that estimates the value of a ____________ - statistic, parameter What are t...

Intro to Statistics MCCC Ch. 2 correctly answered 2023 updated to passAfter constructing a relative frequency distribution summarizing IQ scores of college students, what should be the sum of the relative frequencies? - correct answer If percentages are used, the sum should be 100%. If proportions are used, the sum should be 1. Among fatal plane crashes that occurred during the past 70 years, 269 were due to pilot error, 54 were due to other human error, 665 were due to weather, 85 were due t...

Intro to Summary Statistics

Intro to Statistics MCCC Ch.2

Unit 1 Intro to Statistics (Sophia) Practice Test questions and answer

Ch 1 Intro to Statistics