Skip to main content
Question

Based on the model, what percent of people should have IQ scores above 116? What percent of people should have IQ scores between 68 and 84? What percent of people should have IQ scores above 132?

68% of IQ scor
95% of 10) scores
99.7% of IQ scores
μ-3σ = 52
μ-2σ = 68
μ-σ=84
100
μ+σ=116
μ+2σ = 132
μ+3σ = 148
expand button
Transcribed Image Text:68% of IQ scor 95% of 10) scores 99.7% of IQ scores μ-3σ = 52 μ-2σ = 68 μ-σ=84 100 μ+σ=116 μ+2σ = 132 μ+3σ = 148
Expert Solution

Want to see the full answer?

Check out a sample Q&A here
Blurred answer
Students who’ve seen this question also like:
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
Not helpful? See similar books
MATLAB: An Introduction with Applications
Learn more about
Correlation
marketing sidebar icon
Want to see this answer and more?
Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*
*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.

Related Statistics Q&A

Find answers to questions asked by students like you.

Q: Ninety percent of the people who have a particular disease will have a positive result on a given…

A: Given, P( test positive | have the disease)= 90%=0.90 P( negative test | do not have the…

Q: An article was published concerning the incidence of cardiac death attributable to earthquake in Los…

A: Hey there! Thank you for posting the question.  Since there are two questions posted, we will answer…

Q: A popular blog reports that 60% of college students log in to Facebook on a daily basis.  The Dean…

A: Given data number of success , x= 134 sample size, n =200 population proportion,p=…

Q: A group of doctors published an article in the New England Journal of Medicine. In the article they…

A: Solution: Given information: n1= 367   Sample size of assigned to surgery n2= 364    Sample size of…

Q: A study was conducted about the safety and privacy of teens online presence.  A random sample of 593…

A: Given that a study was conducted about the safety and privacy of teens online presence. A random…

Q: Electrical stimulation of the brain was studied to see if it helped subjects uncover new insights to…

A: Explanatory variable is the expected cause and it explains the result . Response variable is the…

Q: 81% of students say that they do not get enough sleep

A: Given that  81% of students said that they do not get enough sleep. P=81% = 0.81 q= (1-0.81) = 0.19…

Q: In a study, it was found that 42.5% of the population drink soda at least once a day. You randomly…

A: It is an important part of statistics. It is widely used.

Q: In 2008, there were 507 children in Arizona out of 32,601 who were diagnosed with Autism Spectrum…

A: Click to see the answer

Q: Students in an elementary school both boys and girls were asked if they are willing to write a…

A: Click to see the answer

Q: A recent study claims that 40% of registered voters associate themselves with Democrats. 35% with…

A: There are 5 cases which are named as democrats, republicans, independent, green party and social…

Q: Do married and unmarried women spend the same amount of time per week using Facebook? A random…

A: We have given that  Sample size n1 = 45 , n2 = 39 Sample mean xbar1= 3.0 , xbar2 = 3.4 Sigma1 = 1.2…

Q: a web administrator is interested in the average number of visitors per day that her website…

A: A web administrator is interested in the average number of visitors per day that her website…

Q: A sample of 800 truck drivers from Minnesota were interviewed randomly and 316 answered they like…

A: Click to see the answer

Q: The National Academy of Science reported that 38% of research in mathematics is published by US…

A: Solution: Given data p = 0.38 Sample size( n) = 279 x = 123 Level Of significance = 0.02 To Test the…

Q: According to a prestigious historical society, in 1999, 7.2% of recent high school graduates believe…

A: Given, Proportion of population who believed that the Romans invented mayonnaise P=7.2%=0.072 Sample…

Q: 33​%of employed U.S. adults reported that basic mathematical skills were critical or very important…

A: Given that, 33​%of employed U.S. adults reported that basic mathematical skills were critical or…

Q: In 2003 and 2017 a poll asked Democratic voters about their views on the FBI. In 2003, 45% thought…

A: Given :  p^1=0.45p^2=0.74n1=n2=n=1300The formula for confidence interval for the difference in the…

Q: According to eMarketer, the average time spent per day with digital media in 2010 was 3 hours and 14…

A: Given :  x¯ = 5.16 s = 2.3 n = 20 degrees of freedom = n-1 = 19 α = 0.1 tα2, n-1 = t0.12, 20-1 tα2,…

Q: According to eMarketer, the average time spent per day with digital media in 2010 was 3 hours and 14…

A: Given: x¯=5.16s=2.3n=20 The degrees of freedom is obtained as below: df=n-1=20-1=19 The critical…

Q: A recent random sample of 7 college graduates who found a job reported their GPA and entry level…

A: Click to see the answer

Q: A study of teenage suicide included a sample of 123 girls and 96 boys between ages of 12 and 16…

A: The number of boys who attempted suicide is 18 and the total number of boys in the sample is 96. The…

Q: A study of teenage suicide included a sample of 123 girls and 96 boys between ages of 12 and 16…

A: Click to see the answer

Q: A medical researcher says that at least 23% of Canadian adults are smokers.In a random sample of 200…

A: The null hypothesis is a simple statement about the value of the population parameter which is…

Q: A researcher made a survey regarding the proportion of male and female college students who dropped…

A: Click to see the answer

Q: The National Academy of Science reported that 31% of research in mathematics is published by US…

A: Click to see the answer

Q: When dragons on planet Pern lay eggs, the eggs are either green or yellow. The biologists have…

A: Given: X~ Bin (n, p) Where n = 56, p = 0.28

Q: Suppose every day for 7799 days throughout an entire semester she chooses a random sample of five…

A: It was stated that every day for 7799 days throughout an entire semester she chooses a random sample…

Q: Suppose every day for 7799 days throughout an entire semester she chooses a random sample of five…

A: Since for 7799 days throughout an entire semester, she chooses a random sample of 5 students which…

Q: Suppose that 3000 drivers in Wakanda were randomly breath-tested on 21 April 2019 and 116 were above…

A: Suppose that 3000 drivers in Wakanda were randomly breath-tested on 21 April 2019 and 116 were above…

Q: I need help with #2  part E , please.

A: Click to see the answer

Q: A research is presented. For each, identify the (A) population and (B) sample in the study 3.…

A: Population is a group of items units or subjects which is under reference of study. Population may…

Q: Forty adult males volunteered to participate in an experiment. Half of them are randomly assigned to…

A: From the given information, it can be observed that the heart rates after taking caffeine or placebo…

Q: According to a home securities company, the highest percentage of home burglaries occur during the…

A: Valid

Q: According to a home securities company, the highest percentage of home burglaries occur during the…

A: The critique of the study is invalid Since, the data is collected for 10 years of period and…

Q: A researcher uses an anonymous survey to investigate the study habits of American college students.…

A: It is given that the number of surveys is 56 while an average of 4.1 hours each working on course…

Q: A recent year was randomly picked from. Researchers conducted a study to find out if there is a…

A: Solution: It is given that, at Cabrillo College, there were 2051 Hispanic students out of a total of…

Q: A researcher investigated the number of days patients spend at a hospital. Patients were randomly…

A: The given dataset is:   North East South West 8 4 6 5 2 5 3 6 9…

Q: Turkey has a great literary tradition that spans centuries. One might assume, then, that the Turkish…

A: n1 = 1004p1 = 0.86   n2 = 1009p2 = 0.81

Q: The National Academy of Science reported that 37% of research in mathematics is published by US…

A: we have to find test  statistics..

Q: The National Academy of Science reported that 37% of research in mathematics is published by US…

A: Click to see the answer

Q: In order to conduct an experiment, 5 subjects are randomly selected from a group of 43 subjects. How…

A: GivenNo.of subjects(n) =43No.of subjectes to be selected(r)=5

Q: Exercise 6.93 introduces a study48 in which 2006 randomly selected US adults (age 18 or older) were…

A: Click to see the answer

Q: A psychologist is interested in constructing a 99% confidence interval for the proportion of people…

A: From the provided information, Sample size (n) = 812 Out of which 58 agreed with the theory. Sample…

Q: In an experiment to see if left and right handed people have different abilities in music, subjects…

A: There are two independent samples which are right handed subjects and left handed subjects. We have…

Q: A psychologist is interested in constructing a 99% confidence interval for the proportion of people…

A: Click to see the answer

Q: Test the hypothesis that the population GPA of all students in MAT125 is not equal to 2.95. Test at…

A: The hypotheses are We have, p-value =0.000 For α= 0.05.  The null hypothesis is rejected if P-value…

Q: A psychologist is interested in constructing a 99% confidence interval for the proportion of people…

A: Solution: Given information: n= 746 Sample size  x = 56 Successes  p^=xn=56746= 0.0751    Sample…

Q: A researcher claims that 89% of people sleep with a pillow.  In a random sample of 1000 people, 825…

A: The null and alternative hypothesis is given by; H0: p=0.89Ha: p≠0.89The given level of significance…

Q: construct a 99% confidence interva

A: Given : n=420 , p-hat=0.9  , α=0.01 We want to find the The 99% confidence interval for the…

Knowledge Booster
Statistics
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
  • MATLAB: An Introduction with Applications
    Statistics
    ISBN:9781119256830
    Author:Amos Gilat
    Publisher:John Wiley & Sons Inc
    Probability and Statistics for Engineering and th...
    Statistics
    ISBN:9781305251809
    Author:Jay L. Devore
    Publisher:Cengage Learning
    Statistics for The Behavioral Sciences (MindTap C...
    Statistics
    ISBN:9781305504912
    Author:Frederick J Gravetter, Larry B. Wallnau
    Publisher:Cengage Learning
  • Elementary Statistics: Picturing the World (7th E...
    Statistics
    ISBN:9780134683416
    Author:Ron Larson, Betsy Farber
    Publisher:PEARSON
    The Basic Practice of Statistics
    Statistics
    ISBN:9781319042578
    Author:David S. Moore, William I. Notz, Michael A. Fligner
    Publisher:W. H. Freeman
    Introduction to the Practice of Statistics
    Statistics
    ISBN:9781319013387
    Author:David S. Moore, George P. McCabe, Bruce A. Craig
    Publisher:W. H. Freeman
  • MATLAB: An Introduction with Applications
    Statistics
    ISBN:9781119256830
    Author:Amos Gilat
    Publisher:John Wiley & Sons Inc
    Probability and Statistics for Engineering and th...
    Statistics
    ISBN:9781305251809
    Author:Jay L. Devore
    Publisher:Cengage Learning
    Statistics for The Behavioral Sciences (MindTap C...
    Statistics
    ISBN:9781305504912
    Author:Frederick J Gravetter, Larry B. Wallnau
    Publisher:Cengage Learning
    Elementary Statistics: Picturing the World (7th E...
    Statistics
    ISBN:9780134683416
    Author:Ron Larson, Betsy Farber
    Publisher:PEARSON
    The Basic Practice of Statistics
    Statistics
    ISBN:9781319042578
    Author:David S. Moore, William I. Notz, Michael A. Fligner
    Publisher:W. H. Freeman
    Introduction to the Practice of Statistics
    Statistics
    ISBN:9781319013387
    Author:David S. Moore, George P. McCabe, Bruce A. Craig
    Publisher:W. H. Freeman