100 childern took three examinations, 40 passed the first, 39passed the second and 48 passed the third. 10 passed all three, 9 passed thesecond and failed in third, 19 failed the first two and passed the third. Findhow many children passed at least two examinations. Show that for the10. question asked certain of the given frequencies are not necessary. What arethey ?

Answered: Image /qna-images/answer/1177f0e6-9eaf-45fb-8a37-5eccb4f23010.jpg

Answered: 10. 100 childern took three…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

In a certain class of 25 students, 12% received A’s, 30% received B’s, 42% received C’s, and 12% received D’s. How many students failed the class?
A survey was conducted at UP Manila where 80 students were randomly asked whether they liked hamburgers or spaghetti for their snacks. 52 of the students say they like hamburgers, 40 like spaghetti and 10 do not like either of the hamburger or spaghetti. How many students like only hamburger or only spaghetti? Answer is
A large group of people get together. Each one rolls a die 120 times, and counts the number of aces (with a single dot). About what percentage of these people should get counts in the range 10 to 30? Choose the closest answer.
In a survey of 600 students in a school, 150 students were found to be taking tea and 225 taking coffee, 100 were taking both tea and coffee. Find how many students were taking neither tea nor coffee?
solve in detail
6. Everyone in class has to do a science project. Out of the 40 students, 60% have completed their projects. How many students have completed their projects? 0/1
A survey of 175 consumers found that 70 had a tablet computer, 60 had a smartphone and 35 had both a smartphone and a tablet. 1. Find the number of consumers surveyed who had neither a smartphone nor a tablet
A survey was given asking whether people like dogs and/or cats. 123 said they like dogs 185 said they like cats 62 said they liked both cats and dogs 50 said they don't like cats or dogs. How many people like dogs but not cats? people like dogs but not cats.
In how many ways can we pass out 5 pieces of identical candy to 11 children assuming each child gets at most one piece? Enter your answer in the box below. Answer =
A 10-yr-old competes in gymnastics. For several competitions she received the following "All-Around" scores: 36.9, 35.4, 38.6, and 35.2. Her coach recommends that gymnasts whose "All-Around" scores average at least 38.1 move up to next level. What "All-Around" scores in the next competition would result in the child being eligible to move up? The child needs a score of (Choose one) V to move up to next level of competition.

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

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

SEE MORE TEXTBOOKS

10. 100 childern took three examinations, 40 passed the first, 39 passed the second and 48 passed the third. 10 passed all three, 9 passed the second and failed in third, 19 failed the first two and passed the third. Find how many children passed at least two examinations. Show that for the