Overview of Statistics

Probability

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Types of Data

Levels of Measurement

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Symbols

More Symbols

Graphical Displays

100

Information coming from observations, counts, measurements, or responses.

What is Data?

100

The ____ of an event is the set of all possible outcomes in a sample space that *do not* belong to the event of interest.

What is a Complement?

100

S={(H,H), (H,T), (T,H), (T,T)}

What is the Sample Space of flipping two coins?

100

Attributes, labels, or numerical entries.

What is Qualitative?

100

The same as Interval except 0 is an actual 0 and a measurement.

What is Ratio?

100

Quantitative or Qualitative?:
Age of your Car

What is Quantitative?

100

What does this symbol represent?

What is a Sample Mean?

100

P_{36}

What is the 36^{th} Percentile?

100

What is a Stem and Leaf Plot?

200

Science of collecting, organizing, analyzing, and interpreting data in order to make decisions.

What is Statistics?

200

Two events are said to be _____ if it is impossible for one event to have occurred knowing the other event occurred.

What is Mutually Exclusive?

200

What is Conditional Probability formula?

200

Numerical measurements or counts.

What is Quantitative?

200

Qualitative or Quantitative. Categorized in order, or ranking but differences between data entries is not meaningful.

What is Ordinal?

200

Nominal, Ordinal, Interval, or Ratio:
Zip Codes

What is Nominal?

200

What does this symbol represent?

What is a Population Median?

200

What does this symbol represent?

pi

What is the Population Proportion?

200

What is a Histogram?

300

All the members in a group.

What is Population?

300

The probability that event A will occur *given *event B has occurred.

What is Conditional Probability?

300

What is the General Addition Rule?

300

Quantitative measurement that cannot be counted like an average.

What is Continuous?

300

Can be ordered and meaningful differences between data entries can be calculated. 0 represents position on scale, not an actual 0.

What is Interval?

300

Nominal, Ordinal, Interval, or Ratio:
Calendar Dates

What is Interval?

300

What does this symbol represent?

What is a Sample Proportion?

300

What does this symbol represent?

s

What is the Sample Standard Deviation?

300

What is a Scatter Plot?

400

A subset, or part, of a population.

What is Sample?

400

The occurrence of one event does not effect the probability assigned to the occurrence of the second event.

What is Independence?

400

A^{C}

What is the Complement of event A?

400

Can be counted like the number of wheels on a car.

What is Discrete?

400

Qualitative only. Categorized using names, labels, or qualities.

What is Nominal?

400

Nominal, Ordinal, Interval, or Ratio:
Age

What is Ratio?

400

What does this symbol represent?

What is a Population Variance?

400

What does this symbol represent?

r

What is Correlation?

400

What is the shape of this distribution?

What is Left Skewed?

500

An official count of a population.

What is Census?

500

True or False?

If two events are mutually exclusive, then they must be independent.

What is False?

500

What is the Multiplication Rule for Independent Events?

500

Quantitative/Qualitative? Continuous/Discrete?

The measurement of how fast a car was going.

What is an example of Quantitative and Continuous Data?

500

ex. Types of dog breeds

What is Nominal?

500

Nominal, Ordinal, Interval, or Ratio:
Street Numbers

What is Ordinal?

500

Q_3

What is the Third Quartile?

500

What does this symbol represent?

What is the Population Mean?

500

What is the shape of this distribution?

What is Normal/ Bell-Shaped?

600

A characteristic of interest about each individual element of a population or sample.

What is a Variable?

600

The Addition Rule simplifies to:

P(A or B) = P(A) + P(B)

when A and B are _____.

What is Mutually Exclusive?

600

What is the probability of rolling an even number on a fair die?

What is 3/6 = 1/2?

600

Quantitative/Qualitative? Continuous/Discrete?

The number of brown-eyed students in this classroom.

What is an example of Qualitative and Discrete Data?

600

ex. Weight of a vehicle

What is Ratio?

600

What is the Empirical Rule?

600

What does this symbol represent?

sum

What is a Summation?

600

What does this symbol represent?

sigma

What is the Population Standard Deviation?

600

What is the shape of this distribution?

What is Uniform?

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