an IQ test was given to large group of boys in the age group of 18-20 years who scored an average of 62.5 marks .the same test was given to fresh group of 100 boys of se age group they scored an average of 64.5 marks with a standard deviation of 12.5 marks.experiment it fresh group has better IQ

#IT #IQ #Marks

1509 Views

an IQ test was given to large group of boys in the age group of 18-20 years who scored an average of 62.5 marks .the same test was given to fresh group of 100 boys of se age group they scored an average of 64.5 marks with a standard deviation of 12.5 marks.experiment it fresh group has better IQ

Arjun Punk 16th Nov, 2019

Answer

Answer Later

Report

Answer (1)

Naufal Mohamed 15th Dec, 2019

It wouldn't be right to say that every one in the group of 100 people have a better IQ. Eventhough the the average IQ is higher than that of the larger population the standard deviation is quite large.

Which means there might be a person in the group of 100 with IQ of 64.5 - 12.5 .

Like Share

Related Questions

Is an IQ test an Aptitude Test?

12 Views

in a test on 200 electric bulbs , it was found that life particular make,was normally distributed with an average life of 2040 hours standard deviation of hours estimate the number of bulbs likely to burn for i) more than 2140hrs ii)between 1920 and 2080 hours iii)less than 1960 hours

266 Views

How was the IQ Test done initially?

32 Views

the average marks score of all the girls in a class of 42 students is13 years. the average age of all the boys as well as the average age of 23 of the boys of fhe same class is 16 years. which of the following could be the average age of the students in the class in years

523 Views

whether Starting bank preparation ata ge 17-18 is beneficial or starting it at age 20 as thats pick time due major exams has an age criteria of 21

77 Views

Applications for Admissions are open.

UEI Global, Hotel Management ...

Apply

Training & Placement Guarantee | Top Recruiters: The Oberoi, Taj, Lee Meridien, Hyatt and many more

VIT Bhopal University | M.Tec...

Apply

M.Tech admissions open @ VIT Bhopal University | Highest CTC 52 LPA | Apply now

Amity University | M.Tech Adm...

Apply

Ranked amongst top 3% universities globally (QS Rankings).

Amity University Noida MBA Ad...

Apply

Amongst top 3% universities globally (QS Rankings)

Graphic Era (Deemed to be Uni...

Apply

NAAC A+ Grade | Among top 100 universities of India (NIRF 2024) | 40 crore+ scholarships distributed

XAT- Xavier Aptitude Test 2026

Apply

75+ years of legacy | #1 Entrance Exam | Score accepted by 250+ BSchools | Apply now

View All Application Forms

Trending Articles/News

Download the Careers360 App on your Android phone

Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile

150M+ Students

30,000+ Colleges

500+ Exams

1500+ E-books