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# (Solved) HLT362 QUIZ 1

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1. The average of the collected data is known as:

• Median
• Mean
• Range
• Variance

2. Data is defined as:

• A data item, such as characteristics, numbers, properties, or quantities, that can be measured or counted.
• A measurement level with equal distances between the points and a zero-starting point.
• Raw unorganized information from which conclusions can be made.
• The extent to which an idea or measurement is well-founded and an accurate representation of the real world.

3. External and internal influences within a study that can affect the validity and reliability of outcomes is called:

• Bias
• Demographics
• Standard deviation
• Continuous variables

4. If a study is comparing number of falls by age, age is considered what type of variable?

• Ratio
• Interval
• Ordinal
• Nominal

5. Level of measurement that defines the relationship between things and assigns an order or ranking to each thing is known as:

• Nominal
• Ordinal
• Ratio
• Interval

6. The subset of the population to be studied is called:

• Variable
• Population
• Demographic
• Sample

7. A variable is considered:

• A data item, such as characteristics, numbers, properties, or quantities, that can be measured or counted.
• Statistics designed to allow the researcher to infer characteristics regarding a population from sample population.
• External and internal influences within a study that can affect the validity and reliability of the outcomes.
• A component of mathematics that looks at gathered data.

8. Validity is:

• A data item, such as characteristics, numbers, properties, or quantities, that can be measured or counted.
• The extent to which an idea or measurement is well-founded and an accurate representation of the real world.
• A measurement level with equal distances between the points and a zero-starting point.
• Raw unorganized information from which conclusions can be made.

9. When a researcher uses a random sample of 400 to make conclusions about a larger population, this is an example of:

• Dependent variables
• Demo(Correct Answer) HLT362 Topic 5 DQ 2graphics
• Descriptive statistics
• Inferential statistics

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