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STAT111: Descriptive Statistics > Basic Concepts and Definition > Flashcards

Basic Concepts and Definition Flashcards

1
Q

Statistics came from the Latin word “status” which means?

A

State

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2
Q

By the ___ century, the term “statistics” designated the systematic collection of demographic and economic data by states.

A

18th

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3
Q

A branch of Science that deals with the development of methods for a more effective way of collecting, organizing, summarizing, presenting, and analyzing data.

A

Statistics

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4
Q 
What type of statistics does this belong to?
•Collection of data 
         •From populations 
         •From samples 
•Organization of data 
•Summary of data 
•Presentation of data 
          •Tables 
          •Graphs
A

Descriptive Statistics

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5
Q

What type of statistics does this belong to?
•Analysis of data
•Generalize from samples to populations
•Perform estimations and hypothesis testing •Determining relationships among variables
•Making predictions

A

Inferential Statistics

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6
Q

An object (or subject) on which a measurement is taken.

A

Element

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7
Q

It consists of all subjects (or elements) that are being studied.

A

Population

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8
Q

It is a group of subjects selected from a population.

A

Sample

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9
Q

It is a characteristic or attribute that can assume different values. It is denoted by the capital letters of the English alphabet.

A

Variable

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10
Q

The values (measurements or observations) that the variables can assume.

A

Data

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11
Q

A collection of data values forms a _____.

A

Data Set

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12
Q

Variables that can be placed in distinct categories, according to some characteristic or attribute.

A

Qualitative Variables

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13
Q

Variables that are numerical and can be ordered or ranked.

A

Quantitative Variables

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14
Q

Variables that assume values that can be counted.

A

Discrete Variables

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15
Q

Variables that can assume all values between any two specific values. They are obtained by measuring.

A

Continuous Variables

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16
Q

It is the process of assigning a value to a characteristic of the object that is being measured.

A

Measurement

17
Q

The ___________ classifies data into mutually exclusive (non-overlapping), exhaustive categories in which no order or ranking can be imposed on the data.

A

Nominal level of measurement

18
Q
  1. Zip code: 9200 (Iligan City) 1101 (Diliman, Quezon City) 8000 (Davao City) 8002 (Digos)
  2. Gender (male, female)
  3. Nationality

are examples of what level of measurement?

A

Nominal level of measurement

19
Q

The __________ classifies data into categories that can be ranked; however precise differences between the ranks do not exist (there is no equality of scale between ranks).

A

Ordinal level of measurement

20
Q
  1. Judging (first place, second place, etc.)
  2. Rating scale (poor, good, excellent)
  3. Military ranks (General, Lt. Gen., Maj. Gen., Brig. Gen., Colonel, etc.)

are examples of what level of measurement?

A

Ordinal level of measurement

21
Q

The _____________ ranks data and precise differences between units of measure do exist; however there is no meaningful zero.

A

Interval level of measurement

22
Q
  1. Intelligence Quotient (IQ)
  2. Temperature

are examples of what level of measurement?

A

Interval level of measurement

23
Q

The ____________ possesses all the characteristics of interval measurement, and there exists a true zero. In addition, true ratios exist when the same variable is measured on two different members of the population.

A

Ratio level of measurement

24
Q
  1. Height
  2. Weight
  3. Age

are examples of what level of measurement?

A

Ratio level of measurement

25
Q

What are the Scales of Measurement?

A

Nominal, Ordinal, Interval, Ratio

26
Q

What are the classifications and types of variables?

A

Qualitative, Quantitative, Discrete, Continuous

27
Q

It is a summary measure describing a specific characteristic of the population.

A

Parameter

28
Q

It is a summary measure describing a specific characteristic of the sample.

A

Statistic

29
Q

Statistics also came from the German word “statistik” which means?

A

Study of political facts and figures

30
Q

Statistics also came from the Italian word “statista” which means?

A

Statesman or Politician

STAT111: Descriptive Statistics (1 decks)

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