Unit 7 exam review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| There is a 90% chance that it will rain. What is the probability that it will not rain? | 10%, 0.1, or 10/100 or 1/10
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| One pen is chosen without looking from a bag that has 3 blue pens, 6 red and 3 green pens. What is the probability of choosing green as a decimal, fraction and percent? | 3/12 or 1/4, 0.25, 25%
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| One pen is chosen without looking from a bag that has 3 blue pens, 6 red and 3 green pens. What is the probability of blue or red? Write as a fraction, decimal and percent | 9/12 or 3/4, .75, 75%
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| One pen is chosen without looking from a bag that has 3 blue pens, 6 red and 3 green pens. What is the probability of choosing a pen that is not red? | 6/12 or 1/2, 0.5, 50%
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| Make a tree diagram for choosing an outfit from a green shirt, blue shirt or red shirt, and black pants or blue pants | green-black-blue
red-black-blue
blue-black-blue
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| Create a model: A game requires drawing balls numbered 1-6 for each of five digits to determine the winning number. | example: marbles numbered 1-6 in a bag and draw 5 marbles
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| Create a model: There are 25 questions on a test and each question has three options. | example; create a spinner with three sections and spin 25 times
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| Create a model: The weather forecast states that there is a 35% chance of rain tomorrow. | example; create a spinner that has two sections. Blue for rain represents 35% of the spinner and yellow for sunny creates the remainder of the spinner. Spin once for tomorrow.
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| Use the fundamental counting principle to find the total number of outcomes by rolling two number cubes. | 6*6=36
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| Use the fundamental counting principle to find the total number of outcomes by tossing three coins | 2*2*2=8
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| Use the fundamental counting principle to find the total number of outcomes by picking one consonant and one vowel | 21*5=105
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| Use the fundamental counting principle to find the total number of outcomes by choosing 4,6, or 8 cylinder engine and 2 or 4 wheel drive | 3*2=6
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| p (3,2) | 3*2=6
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| P (6,3) | 6*5*4=120
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| P (9,3) | 9*8*7=504
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| A card is drawn from a deck of 10 cards numbered 1-10 and a number cube is rolled. Find the probability of picking a 10 and rolling a 3 | (1/10)*(1/6)=(1/60)
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| A card is drawn from a deck of 10 cards numbered 1-10 and a number cube is rolled. Find the probability of two even numbers | (5/10)*(3/6)=15/60 or 1/4
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| A card is drawn from a deck of 10 cards numbered 1-10 and a number cube is rolled. Find the probability of two numbers less than 4 | (3/10) and (3/6)=(9/60)
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
tory.brown
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