t-test, calculator, t-test calculator, statistics, hypothesis testing tool, One-sample t-test, Two-sample unpaired t-test, Paired t-test

In this article, we will get a piece of in-depth knowledge on: What is a T-test, and what are the different kinds of the t-test? What are the steps of calculating a t-test? How can you calculate the t-test using our t-test calculator? What is a T-test? In statistics, a t-test is used to compare …

Read more

Best Graphing Calculators 2021: In-Depth Buyer’s Guide

Graphing Calculator Buyers Guide

If you are a parent of a high school student, your child’s math teacher is probably requesting a mandatory unique calculator. Regardless if the math is Algebra, Geometry, or Trig, a specific calculator will be required for the student to complete the work successfully. At first, you may be confused as to which calculator is …

Read more

What Was Used Before Calculators?

Abacus Counting Board Old Math

Humans have been counting, calculating, and charting since the beginning of time. At first they used their fingers and then such things as piles of pebbles, bundles of twigs, and simple mechanical devices like the revolutionary abacus. It is hard to imagine a time when we all didn’t have a calculator in our school bag …

Read more

Are TI Graphing Calculators Obsolete?

Texas Instruments (TI) graphing calculators are virtually unchanged over the years, leading many industry observers to wonder if they are now obsolete. Judging from their enduring popularity, however, it seems that these reliable dinosaurs are here to stay, at least for the foreseeable future. A Throwback to the Pre-Digital Era The TI graphing calculator is …

Read more

TI Graphing Calculator: Profit Margins

The TI Graphing Calculator: A dominantly stable, profitable product. In 2009 the Wall Street Journal ran an article which describes that approximately 80% of the graphing calculators sold in the USA were made by Texas Instruments (TI). By contrast, competitor Hewlett-Packard (HP) had less than a 5% stake in the graphing calculator market. The story …

Read more

History of Graphing Calculators

It’s easy to forget, when the calculators that are sold in big-box stores across the land, blister-packed in plastic, can perform the most ferociously complex calculations — and display the results in the form of a clear, easily-read graph — that there was a time when even a calculator that could manage more than the …

Read more

Graphing Explicit vs Implicit Equations

There has been a lot of interest in licensing meta calculator. Our company, Engaging Edu, has licensed various IP over the last few years, and, of late, our scientific/graphing calc  has been in hot demand–whether it’s from companies that want to buy it or companies that want to license it. A recurring issue in the process …

Read more

Acceptable hand held calculators …for standardized tests

So you have to take a standardized test and you want to know what calculator you can actually bring to the test. Here are some helpful links for students Calculators for the SAT   (Pretty flexible here. Looks like they even take a TI-89 calculator) New York State Regents Exam (TI-84, TI-85 are indeed allowed but …

Read more

New Features for Graphing Calculator !

Meta Calculator Online has some awesome new features coming to its graphing calculator . Polar equations Restricted domain/range control. For instance, you can set the range to  0<y< 3 if you only want to see its graph over that y interval Ability to store equations and other data on our server. If you register with us, you …

Read more