A. n (no of data in the set) = Mean: E* с. Variance = 2(x-mean)² n-1 D. Standard deviation = square root of Variance B.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
icon
Concept explainers
Topic Video
Question
4. A teacher gives a 50-point test to 11 students. The scores are shown below.
15, 36, 45, 40, 35, 38, 48, 47, 38, 43, 50
Number x
(x-mean)?
X-mean
Ex =
E(x – mean)? =
А.
n (no of data in the set) =
В.
Mean: 2*
C.
Variance
E(x-mean)²
n-1
D.
Standard deviation = square root of Variance
Transcribed Image Text:4. A teacher gives a 50-point test to 11 students. The scores are shown below. 15, 36, 45, 40, 35, 38, 48, 47, 38, 43, 50 Number x (x-mean)? X-mean Ex = E(x – mean)? = А. n (no of data in the set) = В. Mean: 2* C. Variance E(x-mean)² n-1 D. Standard deviation = square root of Variance
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Centre, Spread, and Shape of a Distribution
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.
Similar questions
  • SEE MORE QUESTIONS
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