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Computing and Understanding Averages in Statistics MCQ

A level of measurement defined as having an ____ zero.

Full

Absolute

Percent

None of these

Answer

Correct Answer: Absolute

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An interval level of measurement that places a variable’s values into categories that are equidistant from each other, as when points are evenly spaced along a scale.

True

False

Answer

Correct Answer: True

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A ordinal level of measurement that places a variable’s value into a category and assigns that category an order with respect to other categories.

True

False

Answer

Correct Answer: True

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____ is the gross level of measurement by which a variable’s value can be placed in one and only one category.

Nominal level of measurement

Ordinal level of measurement

Interval level of measurement

Ratio level of measurement

Answer

Correct Answer: Nominal level of measurement

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Different ways of categorizing measurement outcomes: nominal, ordinal, interval, and ratio is called scale of measurements.

True

False

Answer

Correct Answer: True

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Data point is an ____

Experiment

Observation

Theory

Law

Answer

Correct Answer: Observation

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____ is most frequently occurring score in a distribution

Median

Mean

Mode

All of these

Answer

Correct Answer: Mode

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Whether a score is an outlier or not is usually an arbitrary decision made by the researcher.

True

False

Answer

Correct Answer: True

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The quality of a distribution that defines the disproportionate frequency of certain scores is called

Mean

Skew

Median

Mode

Answer

Correct Answer: Skew

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The percentage of cases equal to and below a particular score in a distribution or set of scores is called percentile ranks.

True

False

Answer

Correct Answer: True

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A measure of central tendency calculated by summing all the scores and ____ by the number of scores.

Adding

Dividing

Subtracting

Multiplying

Answer

Correct Answer: Dividing

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A type of average calculated by summing values and dividing that sum by the number of values is known as

Mean

Median

Mode

All of these

Answer

Correct Answer: Mean

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The mean, the median, and the mode is included in measure of central tendency

True

False

Answer

Correct Answer: True

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The most representative score in a set of scores is called

Average

Accuracy

Mode

All of these

Answer

Correct Answer: Average

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A number that characterizes the “middleness” of an entire distribution is ______.

A measure of central tendency

A measure of variability

An inferential statistic

The standard deviation

Answer

Correct Answer: A measure of central tendency

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This is calculated by multiplying values by the frequency of their occurrence, adding the total of all the products, and then dividing by the total number of occurrences:

Mean

Arithmetic mean

Mode

Weighted mean

Answer

Correct Answer: Weighted mean

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What is another way of describing "measures of central tendency"?

Statistical measure

Measure of variability

Averages

Deviation scores

Answer

Correct Answer: Averages

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A number that characterizes the “middleness” of an entire distribution is ______.

A measure of central tendency

A measure of variability

An inferential statistic

The standard deviation

Answer

Correct Answer: A measure of central tendency

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This is calculated by multiplying values by the frequency of their occurrence, adding the total of all the products, and then dividing by the total number of occurrences:

Mean

Arithmetic mean

Mode

Weighted mean

Answer

Correct Answer: Weighted mean

Note: This Question is unanswered, help us to find answer for this one

What is another way of describing "measures of central tendency"?

Statistical measure

Measure of variability

Averages

Deviation scores

Answer

Correct Answer: Averages

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If a distribution is "significantly distorted" what is this called?

Variability

Outliers

Skew

Percentile

Answer

Correct Answer: Skew

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This measure of central tendency can be considered the least precise:

Median

Mode

Mean

Other

Answer

Correct Answer: Mode

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The ______ is calculated by summing all of the numbers in a distribution and dividing by the total number of scores.

Median

Mode

Mean

Average deviation

Answer

Correct Answer: Mean

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Seven students reported the following individual earnings from their sale of books: $7, $13, $3, $5, $2, $9, and $3. In this distribution of individual earnings, the mean is the mode and the median.

Equal to; equal to

Greater than; equal to

Equal to; less than

Greater than; greater than

Answer

Correct Answer: Greater than; equal to

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During the past year, Cindy and Bobby each read 2 books, but Greg read 25, Jan read 12, and Marcia read 9. The median number of books read by these individuals is ______.

Answer

Correct Answer: 9

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This measure of central tendency can be considered the most precise:

Mode

Median

Mean

None of these

Answer

Correct Answer: Mean

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Imagine that 86,999 penniless people live in the town of Centerville. Bill Gates, whose net worth is $87,000,000,000 moves into Centerville. Now the mean net worth is and the median net worth is .

0; 0

0; $1,000,000

$1,000,000; 0

$1,000,000; $1,000,000

Answer

Correct Answer: $1,000,000; 0

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The value that best represents an entire group of scores is the ______.

Mean

Median

Mode

Average

Answer

Correct Answer: Average

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Seven students reported the following individual earnings from their sale of books: $7, $13, $3, $5, $2, $9, and $3. In this distribution of earnings, the mean is ______.

Answer

Correct Answer: 6

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Computing and Understanding Averages in Statistics MCQ

A level of measurement defined as having an ____ zero.

An interval level of measurement that places a variable’s values into categories that are equidistant from each other, as when points are evenly spaced along a scale.

A ordinal level of measurement that places a variable’s value into a category and assigns that category an order with respect to other categories.

____ is the gross level of measurement by which a variable’s value can be placed in one and only one category.

Different ways of categorizing measurement outcomes: nominal, ordinal, interval, and ratio is called scale of measurements.

Data point is an ____

____ is most frequently occurring score in a distribution

Whether a score is an outlier or not is usually an arbitrary decision made by the researcher.

The quality of a distribution that defines the disproportionate frequency of certain scores is called

The percentage of cases equal to and below a particular score in a distribution or set of scores is called percentile ranks.

A measure of central tendency calculated by summing all the scores and ____ by the number of scores.

A type of average calculated by summing values and dividing that sum by the number of values is known as

The mean, the median, and the mode is included in measure of central tendency

The most representative score in a set of scores is called

A number that characterizes the “middleness” of an entire distribution is ______.

This is calculated by multiplying values by the frequency of their occurrence, adding the total of all the products, and then dividing by the total number of occurrences:

What is another way of describing "measures of central tendency"?

A number that characterizes the “middleness” of an entire distribution is ______.

This is calculated by multiplying values by the frequency of their occurrence, adding the total of all the products, and then dividing by the total number of occurrences:

What is another way of describing "measures of central tendency"?

If a distribution is "significantly distorted" what is this called?

This measure of central tendency can be considered the least precise:

The ______ is calculated by summing all of the numbers in a distribution and dividing by the total number of scores.

Seven students reported the following individual earnings from their sale of books: $7, $13, $3, $5, $2, $9, and $3. In this distribution of individual earnings, the mean is ______ the mode and ______ the median.

During the past year, Cindy and Bobby each read 2 books, but Greg read 25, Jan read 12, and Marcia read 9. The median number of books read by these individuals is ______.

This measure of central tendency can be considered the most precise:

Imagine that 86,999 penniless people live in the town of Centerville. Bill Gates, whose net worth is $87,000,000,000 moves into Centerville. Now the mean net worth is ______ and the median net worth is ______.

The value that best represents an entire group of scores is the ______.

Seven students reported the following individual earnings from their sale of books: $7, $13, $3, $5, $2, $9, and $3. In this distribution of earnings, the mean is ______.

Seven students reported the following individual earnings from their sale of books: $7, $13, $3, $5, $2, $9, and $3. In this distribution of individual earnings, the mean is the mode and the median.

Imagine that 86,999 penniless people live in the town of Centerville. Bill Gates, whose net worth is $87,000,000,000 moves into Centerville. Now the mean net worth is and the median net worth is .