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Revision: Statistics Flashcards | StudBud
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Revision: Statistics
Revision: Statistics
14 terms
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#math #probability #statistics
Flashcards
14 cards
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Practice quiz
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Questions
14
Answers
1
Which data is negatively skewed?
c
d
a
b
2
Which one of the collected data is a census and not a survey?
Every second person who enters a room
50 people picked at random at the cinema
Ten teachers and ten students
All the students at a school
3
State the mode of the following data? 1, 3, 4, 6, 3, 7, 8, 3, 8, 1, 1, 3, 9
4
3
8
1
4
How many outcomes are there for drawing a card from standard deck?
24
52
13
50
5
Which two types of data are discrete?
The amount of rainfall and math grades after a test
The amount of rainfall and the speed of a car
The speed of a car and the number of children in a family
Math grades after a test and number of children in a family
6
Which data is positively skewed?
c
a
b
d
7
Which two types of data are continiuous?
The amount of rain during a day and the math grades.
The number of children in a family and the math grades.
The number of children in a family and speed of a car.
Speed of a car and amount of rain during a day.
8
State the median of the following data? 1, 3, 4, 6, 3, 7, 8, 8, 1, 1, 3, 9
3.5
4.5
3
4
9
Which data is normally distributed?
b
c
a
d
10
What is the probability of rolling a 5 from a normal die?
P(5) = 1/6
P(5) = 1/5
P(5) = 1/1
P(5) = 1/2
11
What is the range?
1-66
10-66
65
31
12
What is the median age?
31
25
29
28
13
Calculate the mean of the following data? 1, 3, 4, 6, 3, 7, 8, 3, 8, 1, 1, 3, 9
22
14
25
21
14
A coin is tossed three times, what is the probability of getting three tails?
1/5
1/8
1/6
1/2
