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PROBLEM SOLVING AND DATA ANALYSIS Flashcards | StudBud
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PROBLEM SOLVING AND DATA ANALYSIS
PROBLEM SOLVING AND DATA ANALYSIS
27 terms
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StudBud Administration
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A #math #problem solving and data analysis #New SAT Advanced
Flashcards
27 cards
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Practice quiz
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Questions
27
Answers
1
The lower the probability, the more likely an event is to occur.
No
Yes
2
The equation of a vertical line is y=b
No
Yes
3
Vertical lines have a slope of 0
Yes
No
4
The greater the standard deviation, the farther the data points are from the mean.
Undefined
No
Yes
5
If 132 men and 168 women are living in a dormitory, what percent of men residents?
40%
28%
44%
34%
6
What is mean?
The most frequent term in a set of numbers
The middle term of a set of numbers
The average of a set of data
The difference between the smallest and largest values
7
The equation of a horizontal line is x=a
No
Yes
8
7! = ?
120
6969
5040
720
9
A probability of zero does exist, meaning an event is impossible and will never occur.
Yes
No
10
Which list has a higher standard deviation?
List A: 1, 2, 3, 10, 17, 18, 19
List B: 7, 8, 9, 10, 11, 12, 13
11
What is the mean of this following set of numbers {1, 2, 3, 10, 17, 18, 19}
3
1
10
19
12
What is the mode of this following set of numbers {1, 4, 4, 5, 8, 13, 22}
1
4
8
22
13
Range is defined as the difference between the smallest and largest values in a set of data.
Yes
No
14
Parallel lines have different slopes.
Yes
No
15
What is the probability of rolling a number less than 4 on a six-sided dice?
1/2
1/6
4/6
16
The standard equations of a line can be represented as:
ax2 + bx + c = 0
(y2 - y1) / (x2 - x1)
y = mx + b
17
Proportions compare parts to a whole
Yes
No
18
The product of the slopes of two perpendicular lines is -1.
No
Yes
19
If n percent of 80 is 20, what is
n
percent of 220?
76
55
48
42
20
A slope is negative if the line goes down from left to right.
No
Yes
21
The slope of a line tells you how steep it is.
No
Yes
22
The slope formula is also represented as "run over rise".
Yes
No
23
Line graphs highlight trend.
No
Yes
24
Percentages are a type of proportion, except that the denominator will always be 100.
No
Yes
25
Probabilities are written as fractions or decimals between
> 1
2 and 3
0 and 1
1 and 2
26
What type of correlation is illustrated by the graph?
strong negative correlation
weak negative correlation
weak positive correlation
strong positive correlation
27
Ratios are different from proportions in that they compare a part to a part
No
Yes
