BIOSTATISTICS

Question 1

This is a range of values within which the true result probably falls

Answer 1

CONFIDENCE INTERVAL

Question 2

The Science of epidemiology rests on ______, Because Public health is concerned with populations, and statistics provide information and interpret data.

Answer 2

STATISTICS

Question 3

ORGANIZATION OF DATA:

-The purpose is to convey a simpler idea of what the statistical table contains

-Primary tools for presentation and analysis

Answer 3

GRAPHING

Question 4

TYPES OF DATA FOR TABULATION:

used to compare two or more frequencies

Answer 4

CORRELATION DATA

Question 5

CLASSIFICATION OF STATISTICAL DATA:

Population size, age, sex, geographic distribution, mortality, morbidity, growth rate

Answer 5

DEMOGRAPHIC

Question 6

TRUE OR FALSE

data of unknown quality are useful.

Answer 6

FALSE

data of unknown quality are USELESS

Question 7

TYPES OF GRAPH:

Used to graph time-series data to depict trends or changes with time with respect to some other variables

Answer 7

LINE GRAPH

Question 8

PARTS OF A GRAPH:

-this is needed when one is drawing more than one graph in a graphing space. This clarifies to what particular item each of the graphs refers.

-It is placed either at the bottom of the graph or as close as possible to the figures being identified.

Answer 8

LEGEND

Question 9

TYPES OF VARIABLE

Answer 9

QUALITATIVE, QUANTITATIVE

Question 10

LEVEL OF MEASUREMENTS:

a classificatory scale where the categories are used as labels only

Answer 10

NOMINAL

Question 11

Examples of INFERENTIAL STATISTICS

Answer 11

ESTIMATION, HYPOTHESIS TESTING

Question 12

The term statistics refers to both the numbers that describe the _________ and the science that helps to _______ those numbers.

Answer 12

health of populations, interpret

Question 13

-variables whose categories are simply used as labels to distinguish one group from another

-numerical representation of the categories is for labeling/coding and NOT for comparison

Answer 13

QUALITATIVE VARIABLE

Question 14

Examples of DESCRIPTIVE STATISTICS

Answer 14

COUNTS, PROPORTIONS, TABLES, GRAPHS, SUMMARY MEASURES

Question 15

TYPES OF DATA FOR TABULATION:

-Data are grouped according to some scale of classification, where the sum of the entries is equal to the total.

-The figures may either be in equal numbers, in percentages, or in both. The scales used may be qualitative, quantitative, or both.

Answer 15

FREQUENCY DISTRIBUTION

Question 16

PARTS OF A GRAPH:

these are the lines, bars or figures drawn within the graphing space

Answer 16

BODY OF THE GRAPH

Question 17

Uses of Statistics

Answer 17

• Problems of estimates
• Problems of comparison
• Health need identification
• Analysis of problem and trends
• Epidemiologic evaluation
• Program planning
• Budget preparation and justification
• Administrative decision making
• Health education

Question 18

PARTS OF A TABLE:

it should state the objective of the table. It should clearly,
briefly and comprehensively what the figures in the body of the table stand for. How the data are classified, where and when obtained

Answer 18

TITLE

Question 19

refers to quantitative data affected to a marked extent by a multiplicity of causes. Data are collected in order to measure something (number of deaths, births, specific diseases, hospital admissions)

Answer 19

DATA

Question 20

measurement of a characteristic

Answer 20

VARIABLE

Question 21

LEVEL OF MEASUREMENTS:

same characteristics as ordinal; zero point is arbitrary and does not mean absence of the characteristic

Answer 21

INTERVAL

Question 22

ORGANIZATION OF DATA:

It refers to the arrangement of any data in an orderly sequence so that they can be presented concisely and compactly and so that they can be understood easily

Answer 22

TABULATION

Question 23

TYPES OF GRAPH:

Shows the breakdown of a group per total where the number of categories is not too many

Answer 23

PIE CHART

Question 24

CLASSIFICATION OF STATISTICAL DATA:

Water supply, excreta disposal, school enrollment, food establishment, transports, food intake/habits

Answer 24

Health-related Socio-economic Environmental Factors

Question 25

LEVEL OF MEASUREMENTS: used for categories which can be ordered or ranked

Answer 25

ORDINAL

Question 26

CLASSIFICATION OF STATISTICAL DATA: Causes and distribution of mortality and morbidity as to residence, place of occurrence, age, sex

Answer 26

HEALTH STATUS

Question 27

Statistical techniques for summarizing and presenting data in a form that will make them easier to analyze and interpret

Answer 27

DESCRIPTIVE STATISTICS

Question 28

It refers to orderly processes of data collection, organization, presentation, and interpretation (tabulation of data, computation of rates and frequency distribution, graphic presentation)

Answer 28

METHOD

Question 29

TYPES OF GRAPH: used to graph qualitative variables and discontinuous variables of the quantitative variety

Answer 29

BAR GRAPH

Question 30

CLASSIFICATION OF STATISTICAL DATA: Number and distribution of health facilities, health manpower, health expenditures

Answer 30

HEALTH RESOURCES

Question 31

PARTS OF A TABLE: indicate the basis of classification of the columns or vertical series of figures.

Answer 31

COLUMN HEADINGS

Question 32

-values indicate a quantity or amount and can be expressed numerically -values can be arranged according to magnitude

Answer 32

QUANTITATIVE VARIABLE

Question 33

PARTS OF A TABLE: indicate the basis of classification of the rows or horizontal series of figures

Answer 33

STUBS

Question 34

PARTS OF A TABLE: indicates the source of information

Answer 34

FOOTNOTE

Question 35

use to express the degree of probability or improbability of a certain result in an experiment.

Answer 35

P-VALUE

Question 36

LEVEL OF MEASUREMENTS: same characteristics as ordinal; a meaningful zero point exist

Answer 36

RATIO

Question 37

TYPES OF GRAPH: Used to graph continuous variables. Same function as a histogram

Answer 37

POLYGON

Question 38

PARTS OF A TABLE: this is made up of the figures filling the cells or compartments brought about by the coordinates of rows and columns

Answer 38

BODY OF THE TABLE

Question 39

PARTS OF A GRAPH: -indicate clearly and briefly what the figures in the body of the graph stand for, how the data were classified, and where and when obtained. -This is placed at the bottom of the graph, preceded by a number for easy reference

Answer 39

TITLE

Question 40

TYPES OF GRAPH: A graphical representation, similar to a bar chart in structure, that organizes a group of data points into user-specified ranges

Answer 40

HISTOGRAM

Question 41

PARTS OF A TABLE: refers to the column totals and row totals

Answer 41

MARGINAL TOTALS

Question 42

TRUE OF FALSE No measurement is perfectly accurate or exact.

Answer 42

TRUE

Question 43

TYPES OF DATA FOR TABULATION: some variable changes over a period of time is the one being presented

Answer 43

TIME SERIES DATA

Question 44

Concerned with making estimates, predictions, generalizations, and conclusions about a target population based on information from a sample

Answer 44

INFERENTIAL STATISTICS

Question 45

PARTS OF A GRAPH: -has two axes, vertical and horizontal

Answer 45

AXIS

Question 46

Used to described the variety and frequency of past outcomes under similar conditions as a way of predicting what should happen in the future.

Answer 46

PROBABILITY

Question 47

TYPES OF GRAPH: used to show the relationship of simultaneous measurement

Answer 47

SCATTER POINT / SCATTERPLOT DIAGRAM