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Math final
Math final
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Answers
1
the mode of {4, 2, 4, 3, 2, 2} is 2 because it occurs three times, which is more than any other number.
True
False
2
Is the median the value that occurs most often?
True
False
3
Is the mean the average of the values in a set of data?
True
False
4
Y=mx+b, is an equation to find....
The line of best fit.
The dependent event.
The mean.
The y= intercept.
5
The theoretical probability of an event is the likelihood that the event will occur.
True
False
6
Landing on heads after tossing a coin AND rolling a 5 on a single 6-sided die. is an example of indepentend event?
True
False
7
What is the line of best fit?
Is an independent online magazine, concentrating on new music.
A straight one-dimensional figure that does not have a thickness.
A line that best expresses the relationship between a plot of data points.
y = m x + b, where m is the slope and b is the y-intercept.
8
The ____ of 4,1,7 is 4 because the number 4 is in the middle when the numbers are put in order. This is an example of...
Mean
median
mode
An equation
9
Throwing a die, tossing a coin, rotating a spinner, and drawing a card from a pack of playing cards, Is a examples of...
Experimental probability
A movie
Casino games
Theoretical probability
10
Probability provides information about the likelihood that something will happen.
False
True
11
A dependent event is...
One event does not affect the chances of the occurrence of the other event.
The ratio of the # of favorable outcomes to the # of possible outcomes.
The number of times that it occurred when the experiment was conducted.
When the outcome of the 1st event influences the outcome of the 2nd event.
12
What can we calculate from a graph
The slope
The y=intercept
The x= intercept
The theoretical probability.
13
what is experimental probability?
An experiment of probability.
The number of times that it occurred when the experiment was conducted.
A number of probabilities.
The ratio of the # of favorable outcomes to the # of possible outcomes.
14
The probability that a fair coin shows "heads" after being flipped is 1 / 2 1/2 1/2. This is an example of...
Independent Event.
Dependent Event.
The mode.
Theoretical probability.
15
What is the equetion for the next line of best fit.
y=4x+1
y=4/3x+1
y=2/5x+1.5
y=3/4x+2.5
16
is this the formula for the mode?
False
True
17
what can you find in the next set of data...
The dependent event.
The mode: 12
The mean: 12
The median: 12
18
What is theoretical probability?
The ratio of the # of favorable outcomes to the # of possible outcomes.
The theory of probabilities.
A number of probabilities.
The number of times that it occurred when the experiment was conducted.
19
Do the dependent events help us to approximate a set of data points?
True
False
20
The line of best fit best expresses the relationship between scatter plot of data points.
False
True
