what is the mean:4,7,12,10,2,
7
19,16,14,19,19,16,16,17,17,16,10,13
the answer is 16
1,2,3,4,5
3
What is the range:23,47,6,2,29,200,502,406,1
501
There are fifteen marbles in a bag.
9 are yellow
3 are purple
3 are red
What is the probability of choosing a yellow marble?
9/15 or 3/5
one or more parts of a population are favored over others
What is 'biased sample'
3,7,2,5,10,13
5
12,10,9,12,17,9,12,9,9,12,10
12 and 9
5,13,22,32,44
22
34,56,16,39,10,52 what is the range
46
What is the probability of rolling a six sided die and landing on an even number?
1/2
A sample group chosen very carefully to represent a population, nonvoluntary and random
12,3,7,10,23,39,2,4
12.5
12,5,18,10,12,14,17
12,13,11,45
12
12,42,73,98,102
73
12,3,15,35,18,81,95,10,1,52
94
What is the probability of pulling spade within a 52 deck of cars?
13/52 or 1/4
Students at a school who wish to express their opinions are considered ___________ respondents
What is 'voluntary respondent'
5,17,13,2,9,8,7
56 r3
12,43,78,16,12,34,56,12,10
12
5,8,14,45,72,198
29.5
17,12,15,17,10,45,34,56,72
62
What is more likely to happen? Pulling a red card from a deck of cards or rolling a 1 or a 2 on a six sided die?
pulling a red card from six sided die 1/2
Deals with collecting, organizing, and interpreting data
What is 'statistics'
2,4,7,9,10,4
6
14,28,34,51,13,13,15,15,16
15,16
7,75,54,13,27
27
12,10,3,42,41,34,39
39
What are the next numbers?
15, 18, 21, 24, ____, ____
27, 30
The chance that some event will happen, a ratio of favorable outcomes to possible outcomes
What is 'probability'