Terms
data
Find the probability that the letters BR would be the first 2 letters in a code that is chosen at random
1/676
The name of the graph that uses pictures to illustrate data
pictograph
Find the median of 93,87,90,74, 77, 95, 88, 81, and 99
88
If there are 3 green marbles and 4 blue marbles in a box, what is the probability that blindfolded person would pick a blue marble?
4/7
difference between highest and lowest statistic
range
Find the distance between 2 cities that 2 inches apart on a map that uses the scale 1/4 in = 50 miles
400 miles
the number of degrees in a circle
360o
Find the mean:
78,77,79,81,76,77,83
78 5/7
Same made 84% on a science test. The test had 25 questions of equal point value. How many questions did Sam miss?
4 questions missed
numerical data that are collected, classified, and tabulated
statistics
Write the range of 52, 83, 69, and 39
44
The name of the graph that shows the relationship between the parts of a whole.
circle graph
Find the mode: 13,12,12,13,13,12,11,13
13
Find the distance between 2 cities on a map if the scale used 1/2 in = 20 mi and the cities are 55 miles apart
1 3/8 in
picture that illustrates data
graph
Find the mean of 23,28,24, and 25
25
What is the name of the graph that deals with frequency?
histogram
Find the median AND mode
6,3,5,2,7,8,4
median - 5
mode - no mode
An architect uses the scale 1/2 in = 1 yd. to make his blueprint for a building. If he draws a line segment 4 1/2 in long, what actual size does it represent?
9 yd
number expressed as a fraction which expresses the likelihood of the occurrence of an event
probability
21
drawing that uses a scale to represent distance or size.
scale drawing
Find the mean.
13,12,12,13,13,12,11,13
12 3/8
Find the length of the actual object if the sale for the drawing is 1/4 in = 10 ft. and the scaled side is 7 in.
280 ft.