Samples
A political scientist surveys 29 of the current 153 representatives in a state's legislature.
What is the size of the survey?
29
Find the Mean of: 8,3,8,5,6,9,4,7,2,2
5.4
A die is rolled twice. What is the probability of showing a 1 on the first roll and an even number on the second roll?
1/12
A political scientist surveys 29 of the current 153 representatives in a state's legislature.
What is the size of the population?
153
Find the mode of: 8,3,8,5,6,9,4,7,2,2,8
8
A bag of M&M's has 7 red, 6 green, 3 blue, and 5 yellow M&M's. What is the probability of randomly picking:
Green & Blue
3/7
In a study, the data you collect is Temperature in Celsius.
What type of data is this?
Quantitative
Find the Median of: 8,3,8,5,6,9,4,7,2,2
5.5
A bag of M&M's has 7 red, 6 green, 3 blue, and 5 yellow M&M's. What is the probability of randomly picking: Red, Green, and Blue
16/21
In a study, the data you collect is color of car.
What type is this data?
Find the Mode of: 1,4,6,3,7,2,9
none
A bag of M&M's has 7 red, 6 green, 3 blue, and 5 yellow M&M's. What is the probability of randomly picking: Red
7/21
In a study, the data you collect is Number of traffic tickets.
What type of data is this?
Quantitative
Find the Median of: 11,16,19,23,28
19
A group of people were asked if they had run a red light in the last year. 342 responded "yes", and 106 responded "no".
Find the probability that if a person is chosen at random, they have run a red light in the last year.
76.3%