Master Statistics
Watch statistics videos, practice with real-world problems

Probability confused me until StudyPug. The video lessons on conditional probability finally clicked. Went from C to A- in one term.
Jordan Miller

Why Statistics Students Choose StudyPug
The complete learning system to master Statistics

Search with Photo
Search with Photo
Snap a photo of any statistics problem and get the exact lesson instantly

Expert Video Teaching
Expert Video Teaching
Certified teachers explain probability, distributions, and inference with clear examples

Unlimited Practice
Unlimited Practice
Thousands of practice questions with step-by-step solutions for every topic
How North Dakota Students Use StudyPug
1

Select Grade Level
Choose your North Dakota grade (K-12) and current math topics.
2

Get Unstuck
Upload homework problems or browse curriculum-aligned lessons.
3

Practice & Master
Work through similar problems until concepts stick.
4

See Results
Track progress and watch grades improve week by week.
North Dakota Statistics Help: Master Concepts FastHelp
ID | Standard | StudyPug Topic |
|---|---|---|
CC.HSS.ID.A.1 | Represent data with plots on the real number line (dot plots, histograms, and box plots). |
CC.HSS.ID.A.2 | Use statistics appropriate to the shape of the data distribution to compare center (median, mean) and spread (interquartile range, standard deviation) of two or more different data sets. |
CC.HSS.ID.A.3 | Interpret differences in shape, center, and spread in the context of the data sets, accounting for possible effects of extreme data points (outliers). |
CC.HSS.ID.A.4 | Use the mean and standard deviation of a data set to fit it to a normal distribution and to estimate population percentages. Recognize that there are data sets for which such a procedure is not appropriate. Use calculators, spreadsheets, and tables to estimate areas under the normal curve. |
CC.HSS.ID.B.5 | Summarize categorical data for two categories in two-way frequency tables. Interpret relative frequencies in the context of the data (including joint, marginal, and conditional relative frequencies). Recognize possible associations and trends in the data. |
CC.HSS.ID.B.6 | Represent data on two quantitative variables on a scatter plot, and describe how the variables are related. |
CC.HSS.IC.A.1 | Understand statistics as a process for making inferences about population parameters based on a random sample from that population. |
CC.HSS.IC.A.2 | Decide if a specified model is consistent with results from a given data-generating process, e.g., using simulation. |
CC.HSS.IC.B.3 | Recognize the purposes of and differences among sample surveys, experiments, and observational studies; explain how randomization relates to each. |
CC.HSS.IC.B.4 | Use data from a sample survey to estimate a population mean or proportion; develop a margin of error through the use of simulation models for random sampling. |
CC.HSS.IC.B.5 | Use data from a randomized experiment to compare two treatments; use simulations to decide if differences between parameters are significant. |
CC.HSS.IC.B.6 | Evaluate reports based on data. |
CC.HSS.CP.A.2 | Understand that two events A and B are independent if the probability of A and B occurring together is the product of their probabilities, and use this characterization to determine if they are independent. |
CC.HSS.CP.A.3 | Understand the conditional probability of A given B as P(A and B)/P(B), and interpret independence of A and B as saying that the conditional probability of A given B is the same as the probability of A, and the conditional probability of B given A is the same as the probability of B. |
CC.HSS.CP.A.5 | Recognize and explain the concepts of conditional probability and independence in everyday language and everyday situations. |
CC.HSS.CP.B.7 | Apply the Addition Rule, P(A or B) = P(A) + P(B) - P(A and B), and interpret the answer in terms of the model. |
CC.HSS.CP.B.9 | Use permutations and combinations to compute probabilities of compound events and solve problems. |
CC.HSS.MD.A.1 | Define a random variable for a quantity of interest by assigning a numerical value to each event in a sample space; graph the corresponding probability distribution using the same graphical displays as for data distributions. |
CC.HSS.MD.A.2 | Calculate the expected value of a random variable; interpret it as the mean of the probability distribution. |
CC.HSS.MD.A.3 | Develop a probability distribution for a random variable defined for a sample space in which theoretical probabilities can be calculated; find the expected value. |
CC.HSS.MD.B.7 | Analyze decisions and strategies using probability concepts (e.g., product testing, medical testing, pulling a hockey goalie at the end of a game). |
Complete North Dakota Statistics Coverage
Statistics Lessons
42
Video Explanations
335
Practice Problems
416
North Dakota Standards
100% Aligned
Why North Dakota Statistics Students Love StudyPug

ACT Preparation
ACT Preparation
Practice with real ACT-style statistics questions—be ready for test day

Certified Teachers
Certified Teachers
Learn from expert North Dakota teachers who know exactly what you need for Statistics

Learn Anywhere
Learn Anywhere
Desktop, tablet, or phone—your Statistics lessons sync across all devices
Success Stories
Two-way tables made no sense. The step-by-step videos broke down every concept. Aced my midterm with an A.
Alex Thompson
Normal distributions were killing my grade. StudyPug's practice problems matched our tests perfectly. Raised my score 15 points.
Morgan Davis
Read More
Frequently Asked Questions
Everything you need to know about mastering Statistics with StudyPug
What does Statistics coverage include?
Complete Statistics curriculum with video lessons on data visualization, probability, conditional probability, distributions, inference, and experimental design. Includes practice problems, step-by-step solutions, and progress tracking.
How does photo search work for Statistics problems?
Take a photo of any statistics problem, and StudyPug finds the exact lesson teaching that concept. Perfect for homework help with probability, distributions, or data analysis questions.
Are the teachers certified North Dakota educators?
Yes! Our teachers are certified educators who understand North Dakota curriculum and create lessons specifically for Statistics standards and ACT preparation.
Can I use StudyPug on my phone or tablet?
Absolutely! StudyPug works on desktop, tablet, and mobile. Your Statistics progress syncs automatically so you can study probability and inference anywhere.
How will StudyPug help me prepare for the ACT?
We include ACT-style practice questions for statistics and probability topics. Students report significantly improved test scores and confidence on math sections covering data analysis.
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Unlimited Targeted Practice
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Achievement System
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Detailed Analytics
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