Флашкарти: Fundamentals of Data and Geometry — 20 карти

Stem and leaf plot — purpose?

Displays ordered data using stems and leaves.

Stem — role?

Represents the leading digit(s) of data.

Leaf — role?

Represents the remaining digit(s) of data.

Histogram — data type?

Shows frequency of continuous data in intervals.

Class interval — function?

Groups data within a specified range.

Measures of center — include?

Mean, median, and mode.

Median — position?

Middle value in ordered data.

Mode — most?

Frequently occurring value.

Range — calculation?

Maximum minus minimum value.

Box plot — summarizes?

Data using five-number summary.

Probability — range?

Between 0 and 1.

Complement — definition?

Event that the original does not occur.

Mutually exclusive — events?

Cannot occur simultaneously.

Independent events —?

Outcome of one does not affect the other.

Indices — represent?

Repeated multiplication as powers.

Square number — definition?

Number that is a perfect square.

Hypotenuse — in a right triangle?

Longest side opposite the right angle.

Pythagoras’ theorem — formula?

a^2 + b^2 = c^2.

Interior angle — in polygons?

Angle inside the shape at each vertex.

Trigonometry — relates?

Angles to side ratios in right triangles.