---
type: CKG Bundle
title: Statistics Course
tags: [STEM & Engineering]
timestamp: 2026-06-18T00:00:00Z
ckg:
  id: statistics-course
  nodes: 300
  license: CC BY 4.0
---

# Statistics Course — Compressed Knowledge Graph

```csv
ConceptID,ConceptLabel,TaxonomyID
1,Statistics,FOUND
2,Data,FOUND
3,Variable,FOUND
4,Observation,FOUND
5,Dataset,FOUND
6,Categorical Variable,FOUND
7,Quantitative Variable,FOUND
8,Discrete Variable,FOUND
9,Continuous Variable,FOUND
10,Population,FOUND
11,Sample,FOUND
12,Parameter,FOUND
13,Statistic,FOUND
14,Distribution,FOUND
15,Frequency Table,EDA1
16,Relative Frequency,EDA1
17,Cumulative Frequency,EDA1
18,Bar Graph,EDA1
19,Pie Chart,EDA1
20,Dotplot,EDA1
21,Stemplot,EDA1
22,Histogram,EDA1
23,Choosing Bin Width,EDA1
24,Shape of Distribution,EDA1
25,Symmetric Distribution,EDA1
26,Skewed Left,EDA1
27,Skewed Right,EDA1
28,Unimodal Distribution,EDA1
29,Bimodal Distribution,EDA1
30,Uniform Distribution,EDA1
31,Outlier,EDA1
32,Identifying Outliers,EDA1
33,Center of Distribution,EDA1
34,Spread of Distribution,EDA1
35,Mean,EDA1
36,Median,EDA1
37,Mode,EDA1
38,Resistant Measure,EDA1
39,Comparing Mean and Median,EDA1
40,Range,EDA1
41,Interquartile Range,EDA1
42,Quartiles,EDA1
43,Five-Number Summary,EDA1
44,Boxplot,EDA1
45,Modified Boxplot,EDA1
46,Comparing Distributions,EDA1
47,Standard Deviation,EDA1
48,Variance,EDA1
49,Calculating Variance,EDA1
50,Percentile,EDA1
51,Z-Score,EDA1
52,Calculating Z-Scores,EDA1
53,Interpreting Z-Scores,EDA1
54,Standardization,EDA1
55,Comparing with Z-Scores,EDA1
56,Normal Distribution,EDA1
57,Parameters of Normal,FOUND
58,Empirical Rule,EDA1
59,68-95-99.7 Rule,EDA1
60,Standard Normal Curve,EDA1
61,Normal Table,EDA1
62,Finding Normal Probs,EDA1
63,Inverse Normal Calcs,EDA1
64,Normal Probability Plot,EDA1
65,Assessing Normality,EDA1
66,Density Curve,EDA1
67,Area Under Curve,EDA1
68,Technology for Normal,EDA1
69,Two-Way Table,EDA2
70,Marginal Distribution,EDA1
71,Conditional Distribution,EDA1
72,Calculating Conditionals,EDA2
73,Association,EDA2
74,Simpson's Paradox,EDA2
75,Scatterplot,REG
76,Describing Scatterplots,REG
77,Explanatory Variable,FOUND
78,Response Variable,FOUND
79,Direction of Association,EDA2
80,Positive Association,EDA2
81,Negative Association,EDA2
82,Form of Association,EDA2
83,Linear Form,REG
84,Nonlinear Form,REG
85,Strength of Association,EDA2
86,Correlation Coefficient,REG
87,Calculating Correlation,REG
88,Properties of Correlation,REG
89,Correlation Limitations,REG
90,Least Squares Regression,REG
91,Regression Line,REG
92,Regression Equation,REG
93,Slope Interpretation,REG
94,Y-Intercept Interpretation,REG
95,Making Predictions,REG
96,Extrapolation Dangers,REG
97,Residual,REG
98,Calculating Residuals,REG
99,Residual Plot,REG
100,Interpreting Residuals,REG
101,Coefficient of Determination,REG
102,R-Squared Interpretation,REG
103,Influential Point,REG
104,Leverage,REG
105,Outliers in Regression,REG
106,Lurking Variable,FOUND
107,Causation,REG
108,Correlation vs Causation,REG
109,Observational Study,FOUND
110,Experiment,STUDY
111,Comparing Studies,STUDY
112,Experimental Units,STUDY
113,Subjects,STUDY
114,Treatment,STUDY
115,Factor,STUDY
116,Levels of a Factor,STUDY
117,Placebo,STUDY
118,Placebo Effect,STUDY
119,Control Group,STUDY
120,Comparison in Experiments,STUDY
121,Blinding,STUDY
122,Single-Blind Experiment,STUDY
123,Double-Blind Experiment,STUDY
124,Random Assignment,STUDY
125,Why Randomize,STUDY
126,Randomized Block Design,STUDY
127,Matched Pairs Design,STUDY
128,Completely Randomized Design,STUDY
129,Replication,STUDY
130,Confounding Variable,FOUND
131,Identifying Confounding,STUDY
132,Bias,STUDY
133,Sources of Bias,STUDY
134,Census,STUDY
135,Simple Random Sample,FOUND
136,Random Number Generator,STUDY
137,Stratified Random Sample,FOUND
138,When to Stratify,STUDY
139,Cluster Sample,FOUND
140,Systematic Sample,FOUND
141,Convenience Sample,FOUND
142,Voluntary Response Sample,FOUND
143,Undercoverage,STUDY
144,Nonresponse Bias,STUDY
145,Response Bias,STUDY
146,Wording of Questions,STUDY
147,Designing Surveys,STUDY
148,Random Phenomenon,PROB
149,Probability,PROB
150,Probability Rules,PROB
151,Sample Space,FOUND
152,Event,PROB
153,Complement of Event,PROB
154,Mutually Exclusive Events,PROB
155,Disjoint Events,PROB
156,Independent Events,PROB
157,Dependent Events,PROB
158,Addition Rule,PROB
159,General Addition Rule,PROB
160,Multiplication Rule,PROB
161,General Multiplication Rule,PROB
162,Conditional Probability,EDA2
163,Calculating Conditionals,EDA2
164,Bayes Intuition,PROB
165,Tree Diagram,PROB
166,Using Tree Diagrams,PROB
167,Venn Diagram,PROB
168,Using Venn Diagrams,PROB
169,Simulation,PROB
170,Designing Simulations,PROB
171,Random Digit Table,PROB
172,Law of Large Numbers,PROB
173,Random Variable,FOUND
174,Discrete Random Variable,FOUND
175,Probability Distribution,EDA1
176,Valid Distribution,EDA1
177,Expected Value,RAND
178,Calculating Expected Value,RAND
179,Variance of Random Variable,FOUND
180,Standard Deviation of RV,EDA1
181,Linear Transformation,RAND
182,Combining Random Variables,FOUND
183,Sum of Random Variables,FOUND
184,Difference of RVs,RAND
185,Binomial Setting,RAND
186,Binomial Conditions,RAND
187,Binomial Distribution,EDA1
188,Binomial Probability,PROB
189,Binomial Formula,RAND
190,Binomial Mean,EDA1
191,Binomial Standard Dev,RAND
192,Geometric Setting,RAND
193,Geometric Distribution,EDA1
194,Geometric Probability,PROB
195,Geometric Mean,EDA1
196,Sampling Variability,SAMP
197,Sampling Distribution,SAMP
198,Unbiased Estimator,STUDY
199,Biased Estimator,STUDY
200,Sample Proportion,FOUND
201,Sampling Dist of Proportion,SAMP
202,Mean of Sample Proportion,FOUND
203,SD of Sample Proportion,FOUND
204,Conditions for Proportion SD,SAMP
205,Sample Mean,FOUND
206,Sampling Dist of Mean,SAMP
207,Mean of Sample Mean,FOUND
208,SD of Sample Mean,FOUND
209,Central Limit Theorem,SAMP
210,CLT Conditions,SAMP
211,Normal Approximation,EDA1
212,Statistical Inference,FOUND
213,Point Estimate,CIPR
214,Interval Estimate,CIPR
215,Confidence Interval,CIPR
216,Margin of Error,CIPR
217,Confidence Level,CIPR
218,Interpreting Confidence,CIPR
219,Critical Value,CIPR
220,Z Critical Values,CIPR
221,Standard Error,CIPR
222,CI for One Proportion,CIPR
223,Conditions for CI Proportion,CIPR
224,Interpreting CI,CIPR
225,CI Width Factors,STUDY
226,Sample Size for CI,FOUND
227,CI for Difference in Props,CIPR
228,Pooled Proportion,CIPR
229,Hypothesis Test,HTPR
230,Null Hypothesis,HTPR
231,Alternative Hypothesis,HTPR
232,Writing Hypotheses,HTPR
233,One-Sided Test,HTPR
234,Two-Sided Test,HTPR
235,Test Statistic,FOUND
236,P-Value,HTPR
237,Calculating P-Values,HTPR
238,Interpreting P-Values,HTPR
239,Significance Level,HTPR
240,Choosing Alpha,HTPR
241,Statistical Significance,FOUND
242,Making Conclusions,HTPR
243,Type I Error,HTPR
244,Type II Error,HTPR
245,Error Tradeoffs,HTPR
246,Power of a Test,HTPR
247,Factors Affecting Power,STUDY
248,Test for One Proportion,CIPR
249,Conditions for Z-Test,HTPR
250,Test for Two Proportions,CIPR
251,T-Distribution,EDA1
252,T vs Z Distribution,EDA1
253,Degrees of Freedom,TMEA
254,T Critical Values,CIPR
255,One-Sample T-Interval,FOUND
256,Conditions for T-Procedures,TMEA
257,One-Sample T-Test,FOUND
258,Two-Sample T-Interval,FOUND
259,Two-Sample T-Test,FOUND
260,Pooled vs Unpooled,TMEA
261,Paired T-Test,TMEA
262,Paired Data,FOUND
263,When to Pair,TMEA
264,Robustness,TMEA
265,Chi-Square Distribution,EDA1
266,Chi-Square Statistic,FOUND
267,Goodness-of-Fit Test,CHISQ
268,GOF Hypotheses,CHISQ
269,Expected Counts,CHISQ
270,Observed Counts,CHISQ
271,Calculating Chi-Square,CHISQ
272,Conditions for Chi-Square,CHISQ
273,GOF Conclusion,CHISQ
274,Test for Homogeneity,HTPR
275,Homogeneity Setup,CHISQ
276,Test for Independence,HTPR
277,Independence Setup,CHISQ
278,Chi-Square Conclusion,CHISQ
279,Inference for Slope,REGF
280,Regression Model,REG
281,Slope Parameter,FOUND
282,T-Interval for Slope,REGF
283,T-Test for Slope,REGF
284,Standard Error of Slope,REG
285,Conditions for Regression,REG
286,Linearity Condition,REGF
287,Independence Condition,CHISQ
288,Normality of Residuals,EDA1
289,Equal Variance Condition,EDA1
290,Regression Conclusion,REG
291,Practical Significance,HTPR
292,Stat vs Practical Sig,COMM
293,Effect Size,COMM
294,Sample Size Impact,FOUND
295,Study Limitations,COMM
296,Generalizability,COMM
297,Statistical Report Writing,FOUND
298,Communicating Results,COMM
299,Four-Step Process,COMM
300,AP Exam Strategies,COMM
```

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