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Probability and Statistics Exam Flashcards | StudBud
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Probability and Statistics Exam
Probability and Statistics Exam
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Reviewing how to analyze a box and whisker plot right after notes!
Flashcards
26 cards
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Practice quiz
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Questions
26
Answers
1
The Average of all values in a data set
mean
median
range
mode
2
The number that occurs most often
range
median
mean
mode
3
What is the upper quartile (Q3) ?
90
65
80
70
4
Does this scatter plot have a positive, negative, or no correlation?
I like cheese.
No correlation
Negative correlation
Positive correlation
5
Which scatter plot shows a negative correlation?
B
A
C
D
6
What is the probability of rolling a six sided die and landing on a 2?
2/6
1/3
1/2
1/6
7
Mean Median Mode and Range
-3
4
10
0
8
What is required to make a box and whisker plot?
Mean
Standard deviation
5 number summary
Mode
9
What is the range?
30
35
40
100
10
What is the probability of rolling an even number on a six sided die?
Who died?
1/2
1/3
1/6
11
What is the minimum?
80
70
100
65
12
How do you find the upper quartile on a box and whisker plot?
the median of the data set
the median of the upper half of values
the median of the lower half of values
13
Does this scatter plot have a negative, positive, or no correlation?
Negative correlation
No correlation
Positive correlation
Clowns are scary.
14
Does this scatter plot show a positive trend, a negative trend, or no trend?
Positive Correlation
Negative Correlation
No Correlation
15
What is the probability of the flipping the coin and it lands on heads?
I'm rich!
1
2
1/2
16
The difference between the largest and smallest number in a data set.
range
mode
mean
median
17
What is the probability of spinning a 6?
1/6
6/6
6
1
18
The first step needed to create a box and whisker plot is to:
order the data from least to greatest
find the mean
Find the median
find the range
19
What is the lower quartile (Q1) on a box and whisker plot?
the median of the upper half of data
the median of the lower half of data
lower value
median
20
Find the probability.
13/24
0/24
24/24
11/24
21
Interpret this scatter plot
The higher the temperature, the lower the sales
The higher the temperature, the higher the sales
There is no corrolation
The lower the temperature, the higher the sales
22
What is the minimum for the following box and whisker plot
0
60
20
30
23
Mean, Median, Mode, Range
0
none
-3
-1.5
24
What is the maximum?
65
70
90
100
25
What is the median?
100
80
70
65
26
Interpret this scatter plot:
The more money you have, the higher the temperatures rise.
The lower the daily temperature, the higher the power bill.
The higher the daily temperature, the higher the power bill.
The higher the daily temperature, the lower the power bill.
