n. the activity of making, buying, or selling things
Big data is big business today.
trend
n. a general development or change in a situation
Experts in statistics look for patterns and trends.
customer
n. someone who buys goods or services
This helps companies find new customers and improve their games.
helpful
adj. making it easier to do a job
Big data is also helpful in education.
education
n. the process of teaching and learning
Big data is also helpful in education.
figure out
phr v. to find the solution to a problem after thinking about it
They learn who needs more help and figure out which techniques work better.
technique
n. a particular or special way of doing something
They learn who needs more help and figure out which techniques work better.
amount
n. a quantity of something
Companies collect large amounts of data from most online activities.
activity
n. behavior or actions of a particular kind
Companies collect large amounts of data from most online activities.
collect
v. to bring them together
Data is collected each time you play.
include
v. to take in as a part of a whole or group
This data includes how long you played and the players you talked with online.
gather
v. to collect; to bring together
Of course, just gathering data is not enough.
enough
adj. as much as you need
Of course, just gathering data is not enough.
useful
adj. helping to do or achieve something
In order to be useful, the numbers must be studied.
statistics
n. the subject that involves collecting and studying numbers to show information
Experts in statistics look for patterns and trends.
measure
v. to find out the size, length, or amount of something
In the U.S. people measure distance in miles, not kilometers.
length
n. a measurement of how long something is
Similar units were used in other countries, but their exact lengths differed from place to place.
confusion
n. a state in which people do not understand
This caused a lot of confusion.
result
n. the outcome of something
The result was the metric system.
equator
n. an imaginary line around the middle of the Earth between the North and South Poles
One meter is one ten-millionth (1/10,000,000) of the distance between the equator and the North Pole.
accept
v. to approve of or agree to something
At first, the people of France did not accept the metric system.
officially
adv. in a formal way
However, they were required to use it officially in 1840.
distance
n. the amount of space between two places
In the U.S. people measure distance in miles, not kilometers.
unit
n. a standard for counting or measuring
Miles, feet, and inches are units of measurement in the imperial system.
imperial
adj. relating to an empire
It is called “imperial” because it was used in the former British Empire.
system
n. a group of related parts that work together
This system is centuries old.
originally
adv. at the beginning
In the imperial system, an inch was originally defined as the width of a thumb.
define
v. to determine or identify the meaning of something
In the imperial system, an inch was originally defined as the width of a thumb.
thumb
n. the short, thick finger that is apart from the other four
In the imperial system, an inch was originally defined as the width of a thumb.
exact
adj. very careful and accurate
Similar units were used in other countries, but their exact lengths differed from place to place.
symmetry
n. the quality of having parts of either side that match each other Symmetry means something has parts of the same shape facing each other or around a center line.
peacock
n. a large bird known for its beautiful feathers Peacocks are an example of bilateral symmetry.
bilateral
adj. involving two groups
Peacocks are an example of bilateral symmetry.
object
n. a thing that you can see and touch but isn’t alive
An object is divided into two halves that are exactly the same.
feather
n. the outer covering of the body of a bird.
Peacocks have this symmetry in their body shape and on their tail feathers.
attractive
adj. beautiful or nice to look at
It makes them very attractive.
web
n. a net of threads or connections
Spider webs have radial symmetry, or symmetry around a center point.
shape
n. the form or outline of an object
Symmetry means something has parts of the same shape facing each other or around a center line.
several
adj. more than two
There are several types of symmetry.
honeycomb
n. the pattern of cells that bees build for their eggs Honeycombs have wallpaper symmetry.
hexagon
n. a flat shape with six straight lines
These shapes are called hexagons.
perfectly
adv. in a perfect way, completely
They fit together perfectly so that no space is wasted.
waste
v. to use too much without thinking
They fit together perfectly so that no space is wasted.
store
v. to keep for later use
This creates the maximum amount of room to store honey.
efficient
adj. capable of producing desired results without wasting time, or energy
It is a very efficient design that makes the most out of small spaces.
probability
n. the level of chance that something may happen
The probability of an event is how likely it is to happen, expressed as a number.
tie
v. to have equal points in a game
With two players, there are nine outcomes: three ways for you to win, three ways for the other player to win, and three ways to tie.
lightning
n. flashes of light in the sky
How about getting hit by lightning?
expert
n. a person who has a special skill or knowledge Experts say your probability is one in 12,000.
population
n. the number of people or animals in an area
It is based on population and the number of people who have gotten hit by lightning.
lottery
n. a game in which many tickets are sold and a few of the tickets are chosen by chance to win prizes
The chance is much higher than winning a big lottery, where your chances drop to one in 175 million!
drop
v. to fall in amount or height
The chance is much higher than winning a big lottery, where your chances drop to one in 175 million!
express
v. to communicate a thought or idea
The probability of an event is how likely it is to happen, expressed as a number.
outcome
n. a result of an activity
Simply divide the number of outcomes you are predicting by the number of all possible outcomes.
predict
v. to say something will happen in the future
Simply divide the number of outcomes you are predicting by the number of all possible outcomes.
example
n. something chosen from a group to explain what you’re saying
A good example is the roll of a die.
roll
v. to turn over and over
A good example is the roll of a die.
die
n. a cube that has a number on each side
A good example is the roll of a die.
imagine
v. to think of or create something in your mind Imagine you want to roll a 3.
therefore
adv. for that reason Therefore, there is a one-in-six chance of rolling a 3.
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