Categorical variable - Study guides, Class notes & Summaries

Individual correct answer: Person or thing described by a data set Variable correct answer: any characteristic of an individual (usually varies from one individual to another) Categorical variable vs Quantitative variable correct answer: Categorical (qualitative) variable: places each individual into ONE of several groups (can even be a number range; e.g. age, zip code) ***ALWAYS USE BAR GRAPH FOR CATEGORICAL VARIABLES*** Quantitative variable: numerical values ***for which it makes ...

C985 Practice Quiz with correct solutions 2023Quantitative data analysis of numeric data Qualitative data describes observations; must be categorized before summarizing; has subjectivity Indicate whether each of the following represents qualitative or quantitative data: a. type of health insurance b. blood pH level c. number of ED admission in July d. patient's self-report of pain on scale 1-10 a. qualitative; this is a category b. quantitative; this is a number c. ...

Chapter 3 - Correct Answer-DESCRIPTIVE STATISTICS, PROBABILITY, AND MEASURE OF CENTRAL TENDENCY descriptive Statistics - Correct Answer-computed to reveal characteristics of the sample and to describe study variable How to describe a sample - Correct Answer-create a frequency distribution of the variable or variable being studied - is a plot of one variable, whereby the x-axis consists of possible values of that variable , and the y - axis is tally of each value Inferential Statistics...

WGU C955 - Module 4: Descriptive Statistics for a Single Variable, Top Exam Questions and answers, graded A+ If 200 people are surveyed, how many claim to have had no exercise? {{ Pie chart reflecting the average number of hours exercised per week. No exercise 36%, 1 - 2 hours 28%, 3 - 4 hours 12%, 4 - 5 hours 10%, 5 - 6 hours 8%, 6 - 7 hours 4%, more than 7 hours 2%. }} a 18 b 36 c 72 d Cannot determine - -72 Determine the range for the following data set. {1,24,26,28,32,36...

This idea of planning your approach to the course before you start is called Metacognition Metacognition involves five distinct skills Assess the task Evaluate your strengths and weaknesses Plan an approach Apply strategies and monitor your performance Reflect and adjust if needed statistics is all about converting data into useful information. Statistics is therefore a process in which we are: collecting data, summarizing data, and interpreting data. ...

what is the reality demon correct answers models about reality or mechanisms - mechanical - computational - mathematical what is the causality demon correct answers simplified models about reality - variables and their causal links causal models claim to be models about something that happens in reality - divides the world into variables - relationship between the variables -> the modification in one variable will cause a change in another variable what is the probabilit...

statements that are true about statistics - Answer-- used to organize and summarize data -used to interpret info -must be handled responsibly what are statistics - Answer-mathematic field that allows us to organize, summarize, describe and interpret different forms of information 3 reasons why stats are important - Answer-- allow data to be discribed and communicated succinctly and concisely -allow inference to be drawn about data, especially when it is not feasible to collect info from...

BCOR Midterm Exam Questions and Answers | Latest Update 2024 | Rated A+. Business Problems How much to produce, How much to buy, When to open the store, What products to promote? Decision making types Strategic decisions, Tactical (managerial) decisions, and operational decisions Strategic decisions A decision that involves higher-level issues and that is concerned with the overall direction of the organization, defining the overall goals and aspirations for the organization's future. Ta...

BCOR Midterm Exam Questions and Answers, Latest Update 2024/2025 Rated A+. Business Problems How much to produce, How much to buy, When to open the store, What products to promote? Decision making types Strategic decisions, Tactical (managerial) decisions, and operational decisions Strategic decisions A decision that involves higher-level issues and that is concerned with the overall direction of the organization, defining the overall goals and aspirations for the organization's future. ...

Abstract - Alternative hypothesis - Applied research - Basic research - Bivariate - Case study - Case-control (retrospective) study - Categorical data - Causal relationship - Causal-comparative research - Census sampling - Common rule - Comparative effectiveness research (CER) - Confidence interval (CI) - Confidence limit - Confounding (extraneous, secondary) variable - Construct validity - Content analysis - Content validity - Continuous data - Control group ...