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- Multiple ChoicePlease save your changes before editing any questions.
What is Statistics?
a) Relevant information
b) Involves scientific procedures and methods
c) decision making process
d) data are generated
- Multiple ChoicePlease save your changes before editing any questions.
Types of Statistics are:
a) marketing and accounting
b) descriptive and inferential statistic
c) primary and secondary
d) quantitative and qualitative
- Multiple ChoicePlease save your changes before editing any questions.
Inferential statistics is....
a) a techniques to improve the efficiency and effectiveness of the organization.
b) making generalization about population by analyzing the sample.
c) is a techniques to implement a strategic plan.
d) is a good representation of a population
- Multiple ChoicePlease save your changes before editing any questions.
Sample is different from population because...
a) a set of items selected from the population
b) a complete set
c) a measuring variable for every unit in the population
d) a study done before the actual framework
- Multiple ChoicePlease save your changes before editing any questions.
Example of quantitative data ..
a) color of eyes
b) numbers of chairs
c) types of glasses
d) marital status
- Multiple ChoicePlease save your changes before editing any questions.
Primary data..
a) second hand data
b) first hand information
c) data from other parties
d) annual report
- Multiple ChoicePlease save your changes before editing any questions.
A lecturer wants to know how students in the class did on their first semester final exam. He asks 15 students by calling their name from the class attendance list to state their CGPA result. He concludes from their report that the class did extremely well. What is the sample?
Students in the first semester
Staff and students at POLIMAS
Students of all semesters
15 students in the first semester
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following statements are true?
I. All variable can be classified as quantitative or categorical variables.
II. Categorical variables can be continuous variable.
III. Quantitative variables can be discrete variables.
i only
ii only
iii only
i and iii
i and ii
- Multiple ChoicePlease save your changes before editing any questions.
Descriptive statistics
use data from a sample to answer questions about population.
allow you to generalize beyond the data at hand.
summarize and describe data.
- Multiple ChoicePlease save your changes before editing any questions.
Our data come from_____ , but we really care most about____.
theories; mathematical models
subjective methods; objective methods
samples; populations
populations; samples