Statistics

The bars are drawn separately from each other and with the same width

Scale where there is TRUE zero.

Consists of the collection, organization, summarization, and presentation of data

Is calculated subtracting highest value - lowest value

Weight is an example of...

Is the number of times a data appears

Meaning of this symbol: s

Nationality is an example of...

Is calculated adding the previous frequencies

Is calculated dividing R / K

n means..

Is a graph that displays the data by using lines that connect points

Military ranks is an example of...

Scale where no ranking or order can be placed on the data.

Is the halfway point in a data set. Before you can find this point, the data must be arranged in order.

Is a graph that represents the cumulative frequencies for the classes in a frequency distribution.

When no data value occurs more than once, the data set is said to have...

What type of varibale is: Weight

Finite or inifinite population: Number of students in a high school

The measures of _________ are indented to quantify the variability of the data

K means..

Type of variable that can assume infinite numbers

Is a graph that displays the data by using contiguous vertical bars

Scale where data measured at this level can be placed into categories, and these categories can be ordered, or ranked

Classify: Capacity (in gallons) of six reservoirs

Finite or infinite population: Websites

What type of varibale is: Gender

Meaning of this symbol..

Inferential or Descriptive: Drinking decaffeinated coffee can raise cholesterol levels by 7%

Probabilistic or non probabilistic: 25 schools, out of a total of 250, are selected through a lottery

Meaning of this symbol S²

What is Statistics?

Is calculated multiplying the relative frequency by 100

Is calculated dividing the frequency by n

Is the midpoint of an interval in a grouped frequency distribution

Type of variable that can be assigned values such as 0,1,2,3,4

Probabilistic or non probabilistic: A teacher selects 10 students from his group

Consists of generalizing from samples to populations,determining relationships among variable

What type of varibale is: Distance

Inferential or Descriptive: Expenditures for the cable industry were $5.66 billion in 1996

Classify: Number of students in a high school

Scale where there is no true zero.

What type of varibale is: Zipcode

Meaning of this symbol..

Classify: Number of cheeseburgers sold each day

Classify: Water temperature

Is found by adding the values of the data and dividing by the total number of value

Is the value that occurs most often in the data se

Temperature is an example of...

Meaning of this symbol..