What is the highest IQ ever tested?

The person with the highest IQ ever recorded is Ainan Celeste Cawley with an IQ score of 263. The list continues as follows with the highest possible IQ: Ainan Celeste Cawley (IQ score of 263) William James Sidis (IQ score of 250-300)

How do I know if my intelligence test is reliable?

1 A test is considered reliable if we get the same result repeatedly. For example, if a test is designed to measure a trait (such as introversion), then each time the test is administered to a subject, the results should be approximately the same.

Can a test be valid but not reliable?

As you’d expect, a test cannot be valid unless it’s reliable. However, a test can be reliable without being valid. If you’re providing a personality test and get the same results from potential hires after testing them twice, you’ve got yourself a reliable test.

What is a good IQ score on an IQ test?

Since you’re thinking of taking an IQ test, you likely want to know what is considered a “good” IQ score. Technically, the average score on an IQ test is set to 100. This means that a score of 100 indicates you have average intelligence for your age. However, psychologists typically classify a range of 95-105 as normal or average.

How many subtests are there in the IQ test?

The following is based on the Wechsler Adult Intelligence Scale (WAIS), which is the most widely used individual IQ test. Collectively, these four main index scores are comprised of 15 subtests, 10 of which are considered “core” subtests.

Are there any free IQ tests available online?

Additional free IQ tests are available online that are not representative of any one specific intelligence test. Some examples include: You may also be interested in taking some free personality tests. As there are many different individual Intelligence Quotient tests available, it is difficult to list a definitive description of test content.

How much does it cost to view IQ test results?

Viewing your test results will cost you $4.99, but results are guaranteed to be accurate within +/- 3 IQ points. Since you’re thinking of taking an IQ test, you likely want to know what is considered a “good” IQ score. Technically, the average score on an IQ test is set to 100.