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

1480 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

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

252 Views

How was the IQ Test done initially?

16 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

510 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

68 Views

What is the average IQ score?

8 Views

Applications for Admissions are open.

TAPMI MBA 2025 | Technology M...

Apply

MBA Admission Open in Technology Management and AI & Data Science | NAAC A++ | Institution of Eminence | Assured Scholarships

Amity University, Noida Law A...

Apply

700+ Campus placements at top national and global law firms, corporates, and judiciaries

Chandigarh University Admissi...

Apply

Ranked #1 Among all Private Indian Universities in QS Asia Rankings 2025 | Scholarships worth 210 CR

Great Lakes PGPM & PGDM 2025

Apply

Admissions Open | Globally Recognized by AACSB (US) & AMBA (UK) | 17.3 LPA Avg. CTC for PGPM 2024 | Extended Application Deadline: 10th Feb 2024

Amity University Noida B.Tech...

Apply

Among Top 30 National Universities for Engineering (NIRF 2024)

ISBR Business School PGDM Adm...

Apply

Last Date of Applications- 28th January | 250+ Companies | Highest CTC 16 LPA | Average CTC 8 LPA | Ranked as Platinum Institute by AICTE for 6 yea...

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