Student and Population Variable
Names (Family Name, First Name)
: ________________________________________________________________________
Score: ________________
Year and Section
: ________________________________________________________________________
Date : _________________
Statistics 1
Laboratory Exercise No. 1
NATURE OF STATISTICS AND
THE DIFFERENT TYPES OF VARIABLES
A.
Classify the following statements as belonging to the area of descriptive statistics or inferential statistics. Write DS for descriptive statistics and write IS for inferential statistics on the space provided.
1.
Yesterday’s record shows that three (3) employees were absent due to Dengue fever.
_________
2.
Based from the present enrollment trend, it is expected that after 5 years, the number of
BSPsych enrollee’s in CvSU will be doubled.
_________
3.
At least 10% of all tricycle drivers in the municipality of Indang are senior citizens.
_________
4.
The average grade of 30 students in English is 87.95%.
_________
5.
As a result of a recent poll, most Filipinos are in favor of finding work employment South East
Asian countries.
_________
6.
A student wants to determine his average monthly expenses in school.
_________
7.
A dean of a graduate school wants to determine the percentage of students who passed the comprehensive examination.
_________
8.
_________
9.
A manager wants to estimate the sale of the company the following year based on the past 24month sales.
_________
10.
B.
A student wants to estimate his chance of passing Statistics 4 based on his quizzes and long examinations. Philippines Gross Domestic Product (GDP) grows by 5.4% in 2010. 1.5 percentage points higher than its 3.9% performance in 2009.
_________
Identify the population, variable of interest, and type of variable in the following:
1.
The dean of the College of Arts and Sciences would like to determine the average weekly
: ________________________________________________________________________
Score: ________________
Year and Section
: ________________________________________________________________________
Date : _________________
Statistics 1
Laboratory Exercise No. 1
NATURE OF STATISTICS AND
THE DIFFERENT TYPES OF VARIABLES
A.
Classify the following statements as belonging to the area of descriptive statistics or inferential statistics. Write DS for descriptive statistics and write IS for inferential statistics on the space provided.
1.
Yesterday’s record shows that three (3) employees were absent due to Dengue fever.
_________
2.
Based from the present enrollment trend, it is expected that after 5 years, the number of
BSPsych enrollee’s in CvSU will be doubled.
_________
3.
At least 10% of all tricycle drivers in the municipality of Indang are senior citizens.
_________
4.
The average grade of 30 students in English is 87.95%.
_________
5.
As a result of a recent poll, most Filipinos are in favor of finding work employment South East
Asian countries.
_________
6.
A student wants to determine his average monthly expenses in school.
_________
7.
A dean of a graduate school wants to determine the percentage of students who passed the comprehensive examination.
_________
8.
_________
9.
A manager wants to estimate the sale of the company the following year based on the past 24month sales.
_________
10.
B.
A student wants to estimate his chance of passing Statistics 4 based on his quizzes and long examinations. Philippines Gross Domestic Product (GDP) grows by 5.4% in 2010. 1.5 percentage points higher than its 3.9% performance in 2009.
_________
Identify the population, variable of interest, and type of variable in the following:
1.
The dean of the College of Arts and Sciences would like to determine the average weekly