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