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Test Bank For Business Statistics Communicating With Numbers 4th Edition Jaggia Updated 2024/25.

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Business Statistics

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Business Statistics

Test Bank For Business Statistics Communicating With Numbers 4th Edition Jaggia Updated 2024/25. Test Bank For Business Statistics Communicating With Numbers 4th Edition Jaggia Updated 2024/25. Test Bank For Business Statistics Communicating With Numbers 4th Edition Jaggia Updated 2024/25. ...

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business statistics communicating with numbers 4th

Institution Business Statistics
Course Business Statistics

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Test Bank For Business Statistics
zz

Communicating With Numbers 4th Edition
Jaggia Updated 2024/25.

,Business Statistics Communicating with Numbers Edition 4
by Jaggia
CORRECT ANSWERS ARE LOCATED IN THE 2ND HALF OF THIS DOC.
TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
1) Statistics is the science of transforming data into useful information.
⊚ true
⊚ false

2) Statistics is the methodology of extracting unnecessary information from a data set.
⊚ true
⊚ false

3) The branch of statistical studies called descriptive statistics summarizes important aspects of
a data set.
⊚ true
⊚ false

4) The branch of statistical studies called inferential statistics refers to drawing conclusions
about sample data by analyzing the corresponding population.
⊚ true
⊚ false

5) A population is a larger data set than its corresponding sample.
⊚ true
⊚ false

6) Population parameters are used to estimate corresponding sample statistics.
⊚ true
⊚ false

7) Typically, it is possible to examine every member of the population.
⊚ true
⊚ false

8) Cross-sectional data contain values of a characteristic of one subject collected over time.
⊚ true
⊚ false

9) Time series data contain values of a characteristic of a subject over time.
⊚ true
⊚ false

Version 1 1

,Business Statistics Communicating with Numbers Edition 4
by Jaggia
10) Structured data tends to include numbers, dates, and groups of words and numbers called
strings.
⊚ true
⊚ false

11) Unstructured data conforms to a predefined row-column format.
⊚ true
⊚ false

12) Big data is a catchphrase that implies a complete set of population data.
⊚ true
⊚ false

13) A qualitative variable assumes meaningful numerical values.
⊚ true
⊚ false

14) Both discrete and continuous variables may assume an uncountable number of values.
⊚ true
⊚ false

15) A discrete variable cannot assume an infinite number of values.
⊚ true
⊚ false

16) A continuous variable assumes any value from an interval (or collection of intervals).
⊚ true
⊚ false

17) A professor's gender (male, female) as well as rank (assistant, associate, full) represent
ordinal data.
⊚ true
⊚ false

18) A professor's rank (assistant, associate, and full), as well as salary, represent ordinal data.
⊚ true
⊚ false

Version 1 2

, Business Statistics Communicating with Numbers Edition 4
by Jaggia
19) Many people believe that statistics has no use in real life.
⊚ true
⊚ false

20) The weather forecast cannot be based on only the weather for the last three days.
⊚ true
⊚ false

21) Data and data interpretation do not show up in every facet of life.
⊚ true
⊚ false

22) A population is defined as all possible subjects of a specific group.
⊚ true
⊚ false

23) Researchers use sample results in an attempt to estimate an unknown population statistic.
⊚ true
⊚ false

24) The recorded body temperature of patients in the group of patients under research study is an
example of time series data.
⊚ true
⊚ false

25) Body weight is an example of a discrete variable.
⊚ true
⊚ false

26) The mathematical operation of addition can be performed on nominal data.
⊚ true
⊚ false

27) A ZIP code is an example of numerical data.
⊚ true
⊚ false

Version 1 3

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