Design

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# What People Are Reading Now

The 100 most recent posts or updates on Simplicable.

## 52 Examples of Qualitative Information

posted by John Spacey, this month
An overview of qualitative information with examples.

## 13 Characteristics of a Theory

posted by John Spacey, a few months ago
An overview of the characteristics of a good theory.

## 5 Examples of Random Assignment

posted by John Spacey, a few months ago
The common types of random assignment for experiments.

## 50 Types of Applied Sciences

posted by John Spacey, a few months ago
An overview of the common types of applied sciences.

## 50 Types of Science

posted by John Spacey, a few months ago
A list of sciences.

## 10 Examples of a Control Group

posted by John Spacey, a few months ago
The common types of control group with examples.

## 18 Examples of a Negative Correlation

posted by John Spacey, a few months ago
The definition of negative correlation with examples.

## 11 Examples of Independent Variables

posted by John Spacey, a few months ago
The definition of independent variables with examples and comparisons.

## 9 Examples of a Dependent Variable

posted by John Spacey, a few months ago
The definition of dependent variable with examples.

## 22 Misuses of Statistics

posted by John Spacey, a few months ago
Patterns of mistakes in statistics.

## What is the Prosecutor's Fallacy?

posted by John Spacey, a few months ago
An overview of the Prosecutor's Fallacy.

## What is the Karman Line?

posted by John Spacey, a few months ago
The location of the Karman line between the Earth and space.

## Pseudorandom vs Random

posted by John Spacey, a few months ago
The difference between a pseudorandom and true random number.

## Negative Control vs Positive Control

posted by John Spacey, a few months ago
The difference between a negative control and a positive control with an example.

## 11 Examples of Inertia

posted by John Spacey, a few months ago
The definition of inertia with examples.

## 15 Examples of Space Junk

posted by John Spacey, a few months ago
An overview of space junk.

## What is a Probability Distribution?

posted by John Spacey, a few months ago
A function that predicts the results of a set of experiments over a large sample space.

## What is the Space Environment?

posted by John Spacey, a few months ago
An overview of the space environment.

## What is Interplanetary Contamination?

posted by John Spacey, a few months ago
An overview of interplanetary contamination, a risk of space missions.

## What is a Singularity?

posted by John Spacey, a few months ago
An overview of singularities.

## What is Trend Forecasting?

posted by John Spacey, a year ago
Predicting the future direction of something.

## What is a Statistical Population?

posted by John Spacey, a year ago
An overview of statistical population with examples.

## What is a Statistical Model?

posted by John Spacey, a year ago
A probability distribution constructed to support data analysis.

## 9 Examples of Regression Analysis

posted by John Spacey, a year ago
An overview of regression analysis with examples.

## What is an Astronomical Unit?

posted by John Spacey, a year ago
An overview of astronomical units.

## What is Deep Space?

posted by John Spacey, a year ago
Competing definitions of deep space.

## What is a Deep Space Network?

posted by John Spacey, a year ago
An overview of deep space networks.

## 15 Types of Orbit

posted by John Spacey, a year ago
The common types of orbit.

## What is the Space Age?

posted by John Spacey, a year ago
A definition of space age.

## How a Quartile is Calculated

posted by John Spacey, a year ago
An overview of how to calculate quartiles with a full example.

## 24 Examples of Theories

posted by John Spacey, a year ago
A list of well known theories.

## 24 Examples of Temperature

posted by John Spacey, a year ago
Examples of notable and interesting temperatures.

## 11 Examples of a Cohort

posted by John Spacey, a year ago
A definition of cohort with examples.

## 18 Characteristics of the Moon

posted by John Spacey, a year ago
Everything you ever wanted to know about the moon.

## Science Sitemap

posted by John Spacey, a year ago
Science sitemap

## 54 Examples of Social Psychology

posted by John Spacey, a year ago
The definition of social psychology with examples.

## 40 Examples of Biology

posted by John Spacey, a year ago
An overview of biology with examples.

## 6 Definitions of Hybrid With Examples

posted by John Spacey, a year ago
A few definitions of hybrid.

## 19 Examples of Secondary Research

posted by John Spacey, a year ago
The definition of secondary research with examples.

## 130 Words To Describe Research

posted by John Spacey, a year ago
A vocabulary for describing research.

## 44 Types of Social Science

posted by John Spacey, a year ago
A list of social sciences.

## 24 Examples of Primary Research

posted by John Spacey, a year ago
The definition of primary research with examples.

## 26 Examples of Measurement

posted by John Spacey, a year ago
Examples of measurement including common tools, measurements and units.

## 14 Examples of Accuracy

posted by John Spacey, a year ago
The definition of accuracy with examples.

## 180 Examples of Science Topics

posted by John Spacey, a year ago
An overview of common science topics.

## 201 Examples of Research Topics

posted by John Spacey, a year ago
A list of interesting research topics.

## 25 Types of Research Design

posted by John Spacey, a year ago
An overview of the common types of research design.

## 400 Science Words

posted by John Spacey, a year ago
An a-z list of foundational science vocabulary.

## 101 Word Science Vocabulary

posted by John Spacey, a year ago
An a-z list of important words in science with straightforward definitions.

## 26 Types of Spacecraft

posted by John Spacey, a year ago
A list of existing, proposed and hypothetical spacecraft.

## Fermi Paradox: Where is Everybody?

posted by John Spacey, a year ago

## 12 Types of Radio Waves

posted by John Spacey, a year ago
A list of the basic types of radio waves with useful charts.

## 14 Examples of a Positive Correlation

posted by John Spacey, a year ago
The definition of positive correlation with examples and comparisons.

## 17 Examples of an Alternative Hypothesis

posted by John Spacey, a year ago
The definition of alternative hypothesis with examples.

## 14 Examples of a Null Hypothesis

posted by John Spacey, a year ago
The definition of null hypothesis with examples.

## 3 Examples of an Experiment Design

posted by John Spacey, a year ago
Full examples of an experiment design using a useful template.

## 9 Types of Hypothesis

posted by John Spacey, a year ago
The common types of hypothesis with examples.

## 36 Examples of a Hypothesis

posted by John Spacey, a year ago
The definition of hypothesis with examples.

## 68 Words To Describe Science

posted by John Spacey, a year ago
A vocabulary for describing science, research and scientific knowledge.

## 57 Things in Space

posted by John Spacey, a year ago
A list of astronomical objects and phenomenon.

## 56 Opposites of Growth

posted by John Spacey, a year ago
A list of antonyms for growth.

## 14 Examples of Growth

posted by John Spacey, a year ago
An overview of growth with examples.

## 3 Examples of a Growth Rate Calculation

posted by John Spacey, a year ago
The growth rate formula with example calculations.

## 9 Examples of Hard Science

posted by John Spacey, a year ago
A list of the hard sciences.

## 7 Characteristics of Soft Science

posted by John Spacey, a year ago
The definition of soft science with a list of its basic characteristics.

## 24 Types of Physics

posted by John Spacey, a year ago
A list of the branches of physics.

## 9 Examples of the Electromagnetic Spectrum

posted by John Spacey, a year ago
An overview of the common wavelengths of the electromagnetic spectrum.

## 40 Examples of Research Skills

posted by John Spacey, a year ago
A list of common research skills.

## 21 Characteristics of Water

posted by John Spacey, a year ago
The interesting properties of water.

## 29 Examples of a Primary Source

posted by John Spacey, a year ago
The definition of primary source with examples.

## 6 Types of Scientific Fact

posted by John Spacey, a year ago
The definition of scientific fact with examples.

## 5 Examples of a Positive Control

posted by John Spacey, a year ago
The definition of positive control with examples.

## 7 Examples of Falsifiability

posted by John Spacey, a year ago
The definition of falsifiability with examples.

## 9 Types of Experiment Variables

posted by John Spacey, a year ago
The common types of variables in an experiment with an example.

## 7 Statistical Analysis Techniques

posted by John Spacey, a year ago
A list of basic statistical analysis techniques.

## 11 Examples of the Speed Of Light

posted by John Spacey, a year ago
An overview of the speed of light with examples.

## What is the Tyranny Of Averages?

posted by John Spacey, a year ago
Tyranny of averages explained.

## 7 Examples of Original Research

posted by John Spacey, a year ago
The definition of original research with examples.

## 4 Types of Random Error

posted by John Spacey, a year ago
The definition of random error with examples.

## 3 Types of Experimental Error

posted by John Spacey, a year ago
The basic types of experimental error with examples.

## 7 Types of Observational Study

posted by John Spacey, a year ago
The definition of observational study with examples.

## 24 Types of Research

posted by John Spacey, a year ago
The common types of research.

## 3 Examples of a Negative Control

posted by John Spacey, a year ago
The definition of negative control with examples.

## 7 Types of Experiment Controls

posted by John Spacey, a year ago
The common types of experiment control explained.

## Experiments Guide

posted by John Spacey, a year ago
A guide to designing and conducting experiments.

## 7 Types of Systematic Error

posted by John Spacey, a year ago
The definition of systematic error with examples.

## 5 Types of Extraneous Variables

posted by John Spacey, a year ago
The common types of extraneous variables.

## What is a Natural Experiment?

posted by John Spacey, a year ago
The definition of natural experiment with examples.

## 7 Types of Scientific Control

posted by John Spacey, a year ago
The basic types of scientific control.

## Apples & Oranges Explained

posted by John Spacey, a year ago
The problem with comparing apples and oranges.

## 11 Examples of Causality

posted by John Spacey, a year ago
The definition of causality with examples.

## What is Regression Toward The Mean?

posted by John Spacey, a year ago
An overview of Regression Toward The Mean.

## What is the Law Of Large Numbers?

posted by John Spacey, a year ago
An overview of the law of large numbers.

## What is Data Context?

posted by John Spacey, a year ago
An overview of data context.

## Growth: Exponential vs Hyperbolic

posted by John Spacey, a year ago
The difference between exponential and hyperbolic growth.

## 4 Examples of a Representative Sample

posted by John Spacey, a year ago
A definition of representative sample with examples.

## 5 Examples of Organic Growth

posted by John Spacey, a year ago
A definition of organic growth with examples.

## 15 Types Of Growth

posted by John Spacey, a year ago
An overview of growth.

## Space Guide

posted by John Spacey, a year ago
A few topics relevant to space, space research and industry.

## Correlation vs Causation

posted by John Spacey, a year ago
The difference explained.