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Statistics & Probability/Expressions & Equations Flashcards | StudBud
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Statistics & Probability/Expressions & Equations
Statistics & Probability/Expressions & Equations
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Ms. Burkhalter’s Fourth Period! Your welcome :)
Flashcards
15 cards
F
Practice quiz
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Host live
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Questions
15
Answers
1
The perimeter of a rectangle is 30 cm. It’s width is 3 cm. What is the length of the rectangle?
5
27
10
12
2
Mean Absolute Deviation (MAD) means?
Average of all numbers in a set.
Average distance between each data value and the mean.
Center of the data multiplied by four.
I’m MAD!
3
What is the probability that a random chosen kid from the class does not have brown eyes?
13/25
12/25
9/25
7/25
4
Theoretical Probablility means?
Ratio of favorable outcomes to total possible outcomes.
Only one possible favorable outcome.
Number of times a favorable outcome happens.
List of all possible outcomes.
5
How many lunch choices are there is Jenny will not eat ham?
6
4
9
8
6
Read the picture‘s text.
Over 1/2 of students chose quarterback as their favorite.
About 1/4 of students chose linebacker as their favorite.
Less than 50% choose quarterback or running back.
About 25% of students chose reciecer as their favorite.
7
In a class, 37.5% are girls. There are 20 boys in class, how many girls are there?
12
8
52
32.5
8
Which expression is equivalent to the equation shown?
-14x - 2
-6x - 2
-6x - 8
-14x - 8
9
Representative Sample means?
I don’t know
Shares characteristics of a known number of the population.
An estimate or prediction about the population.
Every member of the population has an equal chance.
10
What is the probability that the amount of rainfall exceeds 8 in. in May of 2016?
7/10
6/10
5/10
8/10
11
Fun Question! Mickey Mouse’s faithful dog Pluto was originally known by what name?
Barry
Rover
Fido
Max
12
A random point in square is chosen, what is the
approximate
chance that it is in the circle?
32%
21%
79%
68%
13
A candy factory wants to know what candy 30-50 year olds like. Which would be the
best
sample?
A team of professional basketball players.
Middle school students who buy candy at least once a week.
A group of adults who have at least five grandchildren.
A group of parents with middle school aged children.
14
Experimental Probablility means?
Number of times a favorable outcome happens.
Ratio of favorable outcomes to total possible outcomes.
I don’t know! Help!
Likelihood of a chance event occurring.
15
Time Crunch! 30 seconds! What is the mean absolute deviation of 2
nd
periods data?
20
5
15
10
