Algebra Unit 8 Review #2

by Stefany Scott

| 49 Questions1

1

Which characteristic could be placed in the middle of the Venn Diagram?

Outcome of one event depends on the outcome of the other event

Probability formula requires the addition of two fractions

Probability of occuring is a ratio between 0 and 1

Outcome of one event has no effect on the outcome of the other event

2

1

Select all the independent events.

You choose a blue piece of bubble gum from a jar, then select a yellow gum ball.

You pick a name from a bag, replacing it, then pick another name from the bag.

You draw a black marble with out replacing, then you select a orange marble.

You spin a spinner and land on red, then spin it again and land on red again.

You flip a coin and then roll a die.

You pick a red card from a deck and then spin a spinner and land on blue.

3

1

Identify each sitation that would be called a dependent event.

You draw a card from a deck, you don't put it back in the deck, and then draw another card.

You roll a number cube, record what it landed on, and then roll the number cube again.

You take a stick out of a cup, keep it, and then draw another straw.

You spin spinner and land on green, then you spin the spinner again.

You take a chip from a bag, eat it, and then pick another chip from a bag.

You pick a name from a hat and do not put it back in the hat, then pick another name from the hat.

4

1

The bracketologist is going to choose one team from each of the two lists to face each other in the finals. What is the probability of choosing Gonzaga from List A and Wofford from List B? Type your answer as a fraction in simpliest form.

5

1

You have a six-sided number cube with faces labeled 1 through 6. Identify the probability of rolling a 2 or more two times in a row. Type your answer as a fraction in simpliest form.

6

1

You have a six-sided number cube with faces labeled 1 through 6. Identify the probability of rolling a 4 two times in a row. Type your answer as a fraction in simpliest form.

7

1

You have a six-sided number cube with faces labeled 1 through 6. Identify the probability of rolling a 5 three times in a row. Type your answer as a fraction in simpliest form.

8

1

You have a six-sided number cube with faces labeled 1 through 6. Identify the probability of rolling an even number three times in a row. Type your answer as a fraction in simpliest form.

9

1

A box contains 8 red bouncy balls, 5 green bouncy balls, and 4 yellow bouncy balls. If you select a green ball, then another green ball, which work and description match this scenario?

Independent Event

Dependent Event

10

1

A box contains 8 red bouncy balls, 5 green bouncy balls, and 4 yellow bouncy balls. If you select a yellow ball, put it back, and then a green ball, which work and description match this scenario?

Independent Event

Dependent Event

11

1

A box contains 8 red bouncy balls, 5 green bouncy balls, and 4 yellow bouncy balls. If you select a red ball, put it back, and then a red ball, which work and description match this scenario?

Independent Event

Dependent Event

12

1

A box contains 8 red bouncy balls, 5 green bouncy balls, and 4 yellow bouncy balls. If you select a green ball, then a red ball, which work and description match this scenario?

Independent Event

Dependent Event

13

1

What is the probability that the spinner will land on D on the first spin and NOT on A on the second spin? Type your answers as a fraction in simpliest form.

14

1

A fair six-sided die is rolled. What is the probability that the first number rolled is greater than 1 and the second number rolled is odd? Type your answer as a fraction in simpliest form.

15

1

There is a candy jar that contains 7 pieces of candy. Three pieces are purple and four pieces are orange. What is the probability of picking a purple piece, not replacing it and then picking an orange piece? Type your answer as a fraction in simpliest form.

16

1

There are 3 black, 1 white, 2 grey, 2 red, and 4 blue marbles in the box. What is the probability of picking a blue marble the first time and without replacing it, a white marble on your second draw? Type your answer as a fraction in simpliest form.

17

1

A pencil pouch contains 4 black pens, 3 blue pens, and 2 red pens. Without looking, you pick a red pen out of the box. If you choose another pen out of the box without replacing the first one, what is the probability that he will pick a red pen both times? Type your answer as a fraction in simpliest form.

18

1

You spin the spinner once and pick a card. What is the probability that the spinner lands on A and the card has a triangle on it? Type your answer as a fraction in simpliest form.

19

1

You spin the spinner once and pick one card. What is the probability that the spinner lands on D and card has a star on it? Type your answer as a fraction in simpliest form.

20

1

You do not spin the spinner. Instead you pick one card, don't replace it, then pick another card. What is the probability that the first card has a triangle and the second card has a star on it? Type your answer as a fraction in simpliest form.

21

1

Timmy sales ice cream to earn extra money. There is a linear relationship between the temperature outside and the amount of money he earns. Which scatterplot could represent the amount of money Timmy will earn as the temperature changes?

22

1

Choose the graph that demonstrates the appropriate line of best fit.

23

1

Use the scatterplot to predict Slurpee sales on a day with a temperature of 100.

750

950

700

800

600

650

24

1

Based on the data in the scatterplot, complete the following sentence that describes the relationship between distance from the basket and the number of shots made.

As the distance from the basket increases, the number of shots made ______________.

25

1

Determine whether each scatterplot represents a positive, negative, or no correlation.

A is a positive correlation.

A is a negative correlation.

A is no correlation.

B is a positive correlation.

B is a negative correlation.

B is no correlation.

C is a positive correlation.

C is a negative correlation.

C is no correlation.

26

1

Use the scatterplot to complete the table. What is the value of A?

27

1

Use the scatterplot to complete the table. What is the value of B?

28

1

Use the scatterplot to complete the table. What is the value of C?

29

1

Use the scatterplot to complete the table. What is the value of D?

30

1

Amery recorded the distance and height of a basketball when shooting a free throw.

What is the equation for the line or curve of best fit? Round to the nearest hundredth.

31

1

If y is a quadratic function of x, which value completes the table?

32

1

Write the quadratic equation that fits the following points:

(0, -8), (2, 0), and (-3, -5)

33

1

Write the quadratic equation that fits the following points:

(-1, -16), (2, 5), and (5, 8)

34

1

Write the quadratic equation that fits the following points:

(1, 4), (-2, 13), and (0, 3)

35

1

Select each true statement based on the box and whisker plots below.

25% of the February rainfall in Oakland was 7 inches or more.

50% of the February rainfall in Vindale was less than or equal to 3 inches

25% of the February rainfall in Oakland was 3 inches or more.

25% of the February rainfall in Vindale was 7 inches or more.

75% of the Febrauary rainfall in Vindale was more than or equal to 2 inches.

75% of the February rainfall in Oakland was less than or equal to 7 inches

36

1

Select each true statement.

In each family, the highest spending was above $45.

Dustin's Family and Kari's Family produce spending have equal range values.

In both families, at least 50% of the produce spending was $35 or more.

In Kari's Family, 25% of the spending was less than the lowest produce spending than Dustin's Family.

37

1

The boxplot represents the test score of students' last math test. Select all of the true statements.

The interquartile range is 13

The median is 85.

Twelve students took the test.

The upper extreme is 95.

The average score on the test was 85.

38

1

The box plot summarizes the daily low temperature for 7 days this month. A different temperature was recorded each day.

On the 8th day the temperature was 63 degrees. 63 degrees is added to the original data set. Which statments would be true of the new boxplot?

The value of the upper quartile decreases.

The range of the box plot decreases.

The range of the box plot increases.

The value of the upper extreme increases.

The value of the median increases.

The value of the lower extreme increases.

The value of the lower quartile increases.

The value of the upper quartile increases.

The value of the lower extreme stays the same.

39

1

What is the range of the data?

40

1

Determine the median of the following data set.

40, 65, 25, 85, 100, 20, 45, 90, 80

41

1

Determine the upper quartile of the following data set.

40, 65, 25, 85, 100, 20, 45, 90, 80

42

1

Determine the lower quartile of the following data set.

40, 65, 25, 85, 100, 20, 45, 90, 80

43

1

Determine the lower extreme of the following data set.

40, 65, 25, 85, 100, 20, 45, 90, 80

44

1

Determine the upper extreme of the following data set.

40, 65, 25, 85, 100, 20, 45, 90, 80

45

1

Determine the median of the following data set.

80, 91, 72, 80, 83, 86, 89, 77, 53, 74, 81, 88

46

1

Determine the upper quartile of the following data set.

80, 91, 72, 80, 83, 86, 89, 77, 53, 74, 81, 88

47

1

Determine the lower quartile of the following data set.

80, 91, 72, 80, 83, 86, 89, 77, 53, 74, 81, 88

48

1

Determine the lower extreme of the following data set.

80, 91, 72, 80, 83, 86, 89, 77, 53, 74, 81, 88

49

1

Determine the upper extreme of the following data set.

80, 91, 72, 80, 83, 86, 89, 77, 53, 74, 81, 88

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