Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. basic math
  3. on a planet far far away from earth, iq of the rul

On a planet far far away from Earth, IQ of the ruling species is normally distributed...

90.2K

Verified Solution

Question

Basic Math

On a planet far far away from Earth, IQ of the ruling species isnormally distributed with a mean of 105 and a standard deviation of14. Suppose one individual is randomly chosen. Let X = IQ of anindividual.

a. What is the distribution of X? X ~ N(,)

b. Find the probability that a randomly selected person's IQ isover 97. Round your answer to 4 decimal places.

c. A school offers special services for all children in thebottom 4% for IQ scores. What is the highest IQ score a child canhave and still receive special services? Round your answer to 2decimal places.

d. Find the Inter Quartile Range (IQR) for IQ scores. Round youranswers to 2 decimal places.

Q1:

Q3:

IQR:

Answer & Explanation Solved by verified expert
4.4 Ratings (652 Votes)
Solutiona The distribution of X isb Find the probability that a randomly selected persons IQ isover 97We have to findNow using the zscore    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Zin AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

3 A bag contains letter tiles that spell mathematician Find the theoretical probability of drawing...

Geometry
Q

List one example/situation where the skills approach of leadership will not work.

General Management
Q

What is the exact value of tan (5?/6)?a. ?3b. -?3c. ?3/3d. -?3/3

Calculus
Q

First compute the gradient of the function f x y 6 x 7y Then evaluate...

Calculus
Q

Baird Company makes classic Polish sausage. The company uses a standard cost system to help...

Accounting
Q

Instructions Identify why companies invest in debt and equity securities and classify investments. Minimum 1...

Accounting
Q

Marco Company shows the following costs for three jobs worked on in April.Factor Company is...

Accounting
Q

A company has inventory of 15 units at a cost of $11 each on August...

Accounting
Q

A company is considering the purchase of an item of equipment costing $60,000. It would...

Accounting
Q

(!) Required information [The following information applies to the questions displayed below.] ...

Accounting
Q

The following accounts are taken from the ledger of Crane Company at December 31, 2022...

Accounting
Q

Paddington Gifts made purchases of a particular product in the current year as follows: Jan....

Accounting