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Biostatistics and Epidemiology Lecture > TOPIC 1 > Flashcards

TOPIC 1 Flashcards

1
Q

it is a branch of mathematics working with data, collection, organization, analysis, interpretation and
presentation.

A

STATISTICS

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2
Q

According to _________ statistics is a branch of mathematics working with data, collection, organization, analysis, interpretation and
presentation.

A

MUHREY, 2008

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3
Q

it is an application of statistics to problem in biological sciences health and medicine.

A

BIOSTATISTICS

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4
Q

Biostatistics is a tool for ___________

A

DECISION-MAKING

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5
Q

It is a science of conducting studies to collect, organize, summarize, analyze, and draw conclusion from data according to Bluman, 2012.

A

STATISTICS

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6
Q

It consists of generalizing from samples to population, performing estimations and hypothesis
tests, determining relationships among variables and making predictions.

A

INFERENTIAL STATISTICS

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6
Q

It consists of collection, organization, summarization and presentation of data.

A

DESCRIPTIVE STATISTICS

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7
Q

Merely describing

A

DESCRIPTIVE STATISTICS

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8
Q

Uses probability.

A

INFERENTIAL STATISTICS

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9
Q

Does not answer the “how?” and “why?” questions.

A

DESCRIPTIVE STATISTICS

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10
Q

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

A

POPULATION

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11
Q

A group of subjects selected from a population/ a representative from the entire population.

A

SAMPLE POPULATION

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12
Q

Decision making process for evaluating claims about a population based on information obtain from samples.

A

HYPOTHESIS TESTING

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13
Q

It is a characteristic or attribute that can assume a different value e.g., gender, intelligence quotient.

A

VARIABLE

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14
Q

values (measurement or observations) that a variable can assume.

A

DATA

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15
Q

collection of data

A

DATA SET

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16
Q

Use of Data

A

DESCRIPTIVE OR INFERENTIAL

17
Q

Types of Data

A

QUALITATIVE and QUANTITATIVE {DISCRETE & CONTINUOS}

18
Q

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

A

QUALITATIVE DATA

19
Q

Assume values that can be counted.

A

DISCRETE DATA

20
Q

Can assume an infinite number of values between and two specific values.

A

CONTINUOS DATA

21
Q

What are the levels of measurement?

A

NOMINAL, ORDINAL, INTERVAL, and RATIO

22
Q

Classifies data into mutually exclusive
(non-overlapping) categories in which no order or ranking can be imposed on the data.

A

NOMINAL

23
Q

Classifies data into categories that can be ranked; however, precise differences between the ranks do not exist.

A

ORDINAL

24
Q

Ranks data, and precise differences between units of measure do exist; however, there is no meaningful zero.

A

INTERVAL

25
Q

Possessed all the characteristics of interval measurement and there exists a time zero.

A

RATIO

26
Q

Differences between
measurement, time zero
exists.

A

RATIO

27
Q

Differences between
measurement but no time
zero

A

INTERVAL

28
Q

Ordered categories ranking
order/scaling

A

ORDINAL

29
Q

Categories (no ordering or
direction)

A

NOMINAL

30
Q

Marital status

A

NOMINAL

31
Q

Service quality. Rating
student letter grades

A

ORDINA

32
Q

Temperature in Fahrenheit,
standardized exam score

A

INTERVAL

33
Q

Height, age, weekly food
spending

A

RATIO

34
Q

Classification; no order

A

NOMINAL

35
Q

Ranking; no absolute value but only order,
discrete

A

ORDINAL

36
Q

Score/mark; no absolute zero

A

INTERVAL

37
Q

Has absolute zero; continuous

A

RATIO

38
Q

Research is a….

A

-problem solving activity.
- Follows scientific method of inquiry.
- Involves collection of data to answer scientific inquiry that will lead us into and informed
decision or discoveries.

39
Q

Categories of Data

A

-ACCORDING TO SOURCE
-ACCORDING TO RELATIONSHIP
-USES

40
Q
A

Biostatistics and Epidemiology Lecture (1 decks)

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