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Stats Waiver Exam Study Guide Solutions Updated 2024 True or False - When researchers rely on authority for knowledge they are using the empirical approach to knowledge - ANSWER-False If there are 200 nurses employed by a hospital and 50 are selected for observation, the 200 are known as a - A...

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  • November 4, 2024
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  • 2024/2025
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  • stats waiver exam study guide solutions updated 20

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Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024




Stats Waiver Exam Study Guide Solutions

Updated 2024


True or False - When researchers rely on authority for knowledge they are using the empirical approach

to knowledge - ANSWER✔✔-False


If there are 200 nurses employed by a hospital and 50 are selected for observation, the 200 are known as

a - ANSWER✔✔-population


True or False - Organizing and summarizing data is only a minor function of statistics - ANSWER✔✔-False


True or False - Both everyday observation and research can be misleading - ANSWER✔✔-True


Research differs from everyday observation primary because researchers - ANSWER✔✔-plan their

observations in advance


In which type of study are no treatments given? - ANSWER✔✔-Nonexperimental


True or False - The participants' responses in an experiment constitute the independent variable -

ANSWER✔✔-False


Suppose a researcher gave welfare recipients 2 types of job training to see which type was more

effective in helping them get jobs. Getting jobs is the ______ variable - ANSWER✔✔-dependent


True or False - the purpose of an experiment is to identify cause and effect relationships - ANSWER✔✔-

True


Which of the following is an example of a nonexperimental study?

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,Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024


A survey of political attitudes


A study with a control group


A sutdy with treatments - ANSWER✔✔-A study with a control group


Which of the following is obtained when we study samples?


Parameters


Statistics - ANSWER✔✔-Statistics


True or False: Using a very large sample is the most important characteristic of a good sample -

ANSWER✔✔-False


Random sampling identifies a sample that:


A Contains sampling errors


B Is free of all errors


C is Biased - ANSWER✔✔-A Contains sampling errors


True or False: Using random sampling identifies an unbiased sample. - ANSWER✔✔-True


To determine the opinions of all bicycle owners in a city, a researcher surveys the customers at two

bicycle shops that happen to be near her residence. she is using a:


A sample of convenience


B simple random sample - ANSWER✔✔-A Sample of convenience


If students name their favorite sport, the resulting data are at what level?


A Ordinal

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, Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024


B Interval


C Ratio


D Nominal - ANSWER✔✔-D Nominal


If an employer ranks employees from low to high on customer service, the employer is using what scale

of measurement?


A Ordinal


B Interval


C Ratio


D Nominal - ANSWER✔✔-A Ordinal


What scale of measurement has an absolute zero?


A Ordinal


B Interval


C Ratio


D Nominal - ANSWER✔✔-C Ratio


True or False: The lowest level of measurement is the nominal level. - ANSWER✔✔-True


True or False: The ratio scale of measurement is a higher level of measurement than the interval scale. -

ANSWER✔✔-True


A percentage is an example of:


A an inferential statistic

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