Homework Help is Here – Start Your Trial Now!
Math
Statistics
a) Exactly 325 students finish their course on time. b) Less than 340 students finish on time. c) More than 340 students finish on time.

a) Exactly 325 students finish their course on time. b) Less than 340 students finish on time. c) More than 340 students finish on time.

MATLAB: An Introduction with Applications
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
icon
Related questions
Question
Please show the steps and calculation. Thank you so so much!?
2) It has been discovered that 80% of CUNY students finished their course during the required time. In a group of 400 students, what is the probability that: a) Exactly 325 students finish their course on time. b) Less than 340 students finish on time. c) More than 340 students finish on time. d) Between 320 and 345 (inclusive) students finish their course on time.
Transcribed Image Text:2) It has been discovered that 80% of CUNY students finished their course during the required time. In a group of 400 students, what is the probability that: a) Exactly 325 students finish their course on time. b) Less than 340 students finish on time. c) More than 340 students finish on time. d) Between 320 and 345 (inclusive) students finish their course on time.
Expert Solution
Step 1

It is given that 

P( success ), p = 80% = 0.80

Sample size, n = 400

steps

Step by step

Solved in 3 steps with 2 images

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
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 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…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
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
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