1. A class had a quiz in Statistics. The scores of the students has a mean of 87 and standard deviation of 3. What proportion of the class. are: 1. Between 85 and 90? 2. Higher than 95? 3. Below 80? II. Find the scores that are included in the following percentiles: 1. P50 2. P90 3. P10 III. Solve. The scores of the students who took an exam in Statistics is normally distributed with a mean of 80 and standard deviation of 4. The teacher would like to give remedial classes to the lowest 10 percent of the students. What is the cut off score for the students who are going to have remedial class?
1. A class had a quiz in Statistics. The scores of the students has a mean of 87 and standard deviation of 3. What proportion of the class. are: 1. Between 85 and 90? 2. Higher than 95? 3. Below 80? II. Find the scores that are included in the following percentiles: 1. P50 2. P90 3. P10 III. Solve. The scores of the students who took an exam in Statistics is normally distributed with a mean of 80 and standard deviation of 4. The teacher would like to give remedial classes to the lowest 10 percent of the students. What is the cut off score for the students who are going to have remedial class?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:1. A class had a quiz in
Statistics. The scores of
the students has a mean
of 87 and standard
deviation of 3. What
proportion of the class
are:
1. Between 85 and 90?
2. Higher than 95?
3. Below 80?
II. Find the scores that
are included in the
following percentiles:
1. P50
2. P90
3.
P10
III. Solve.
The scores of the students
who took an exam in
Statistics is normally
distributed with a mean of
80 and standard deviation
of 4. The teacher would like
to give remedial classes to
the lowest 10 percent of the
students. What is the cut off
score for the students who
are going to have remedial
class?
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