Free Printable TEST - Stats/Exponents

1.

What is better

a)

Cats

b)

Dogs

2.

To find the _________ you add up all the numbers and then divide by how many numbers you have.

a)

Mean

b)

Median

c)

Mode

d)

Range

3.

To find the ________ you put all numbers in order from least to greatest and find the number that is in the middle.

a)

Mean

b)

Median

c)

Mode

d)

Range

4.

To find the average of a set of numbers, add up all the items and divide by...

a)

2

b)

The minimum

c)

The maximum

d)

The number of items

5.

A data set can have more than one mode

a)

True

b)

False

6.

A data set can have more than one median?

a)

True

b)

False

7.

What is the median of:
6, 12, 16, 11, 8, 4, 1, 11, 4

a)

11

b)

6

c)

8

d)

7

8.

What is the mean of these numbers?
4,5,5,2,3,3,2,8

a)

40

b)

24

c)

4

d)

256

9.

Find the median:
3, 5, 7, 4, 3, 1

a)

3 and 4

b)

There isn't one

c)

3.5

d)

3

10.

When finding the median, what do you do if there are two middle numbers?

a)

Add them together and divide by 2

b)

Write them both as the answer

c)

Give up

d)

Pick one

11.

The number of miles that Kiki cycled each week for a 7-week period is shown:
36, 42, 28, 52, 48, 36, 31
What is the median number of miles Kiki cycled?

a)

24

b)

36

c)

39

d)

52

12.

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

a)

99 was the highest score on the test.

b)

More students received a 94 than any other score

c)

No student scored below a 50

d)

A score of 91 was slightly below average.

13.

What is the mode in this set of numbers:
7, 14, 20, 3, 7, 14, 2, 14, 7

a)

7

b)

20

c)

7 & 14

d)

none of the above

14.

The Palace of Pizza offers small, medium, or large pizzas with 14 different toppings available. How many different 1-topping pizzas do they serve?

a)

3 x 14 = 42

b)

3 + 14 = 17

c)

14 x 14 x 14 = 2744

d)

14 x 13 x 12 = 2184

15.

A restaurant serves 5 main dishes, 3 salads, and 4 desserts. How many different meals could be ordered if each has a main dish, a salad, and a dessert?

a)

5 x 3 x 4 = 60

b)

5 + 3 + 4 = 12

16.

The letters A, B, C, and D are used to form four-letter passwords for entering a computer file. How many passwords are possible if letters can be repeated?

a)

4 x 4 x 4 x 4 = 256

b)

4 x 3 x 2 x 1 = 24

c)

4 + 4 + 4 + 4 = 16

d)

4 + 3 + 2 + 1 = 10

17.

Student ID number consists of 6 characters. The first four characters can be any number without restrictions. The last two characters are letters and cannot repeat. How many student IDs are possible?

a)

6,760,000

b)

4,738,500

c)

6,500,000

18.

There are eight horses in the race. How many ways can they finish First, Second and Third?

a)

512

b)

448

c)

336

d)

24

19.

The musician who used this symbol

a)

Justin Bieber

b)

Paul McCartney

c)

Elvis

d)

Prince

20.

A menu has 6 different sandwiches, with 3 choices of potato chips, 3 types of salad and 5 different beverages. How many different lunch combinations consisting of a sandwich, chips and beverage can be ordered?

a)

30

b)

17

c)

90

d)

270

21.

How many outfits are possible with 5 pairs of jeans, 8 t-shirts, and 2 pairs of shoes?

a)

15

b)

40

c)

80

d)

10

22.

How many styles of sneakers are possible if Jared can choose from high-top or low-top, shoelaces or velcro, and the colors black, white, and red?

a)

12

b)

7

c)

223

d)

64

23.

How many ways can six different books be arranged on a shelf if one of the books is a dictionary and it must be on an end?

a)

720

b)

120

c)

3125

d)

7776

24.

The cafeteria has 2 choices of salads, 3 choices of entrees, and 2 choices of beverages. How many meal combinations are available and why?

a)

7 because 2 + 3 + 2

b)

12 because 2 x 3 x 2

25.

The manager of a 9 member baseball team must arrange the batting order. In how many ways can the manager of a baseball team arrange his players if there are no restrictions on the order?

a)

81

b)

362,880

c)

18

d)

387,420,489

26.

How many ways can a club select a president, vice president, and a secretary from a group of 5 people?

a)

12

b)

60

c)

15

27.

How many ways can you listen to 3 songs from a CD that has 12 selections?

a)

1320

b)

33

c)

36

28.

5³⋅5⁴

a)

5⁷

b)

5⁻¹

c)

5¹²

d)

5

29.

(2⁸)²

a)

2¹⁶

b)

2¹⁰

c)

2⁶

d)

2⁴

30.

Anything raised to a power of zero is always:

a)

0

b)

1

c)

itself

d)

negative

31.

A band that played at Galena Park High School

a)

The Beatles

b)

Led Zeppelin

c)

Foo Fighters

d)

ZZ Top

e)

Pear Jam

32.

n²⋅n⁴⋅n⁵

a)

n¹¹

b)

n⁴⁰

c)

n¹³

d)

n²²

33.

3⁻⁴

a)

1 ⁄ 3⁴

b)

-3⁴

c)

3⁴

d)

1 ⁄ 12

34.

Fill in the blank with the correct exponent to make the statement true.
3^{16 =}(3⁸)(3^_)

a)

2

b)

8

c)

4

d)

1

35.

2x³y⁵ * 5xy²

a)

10x⁴y⁷

b)

7x⁴y⁷

c)

10x³y¹⁰

d)

7x³y¹⁰

36.

(3xy)²

a)

9x²y²

b)

6x²y²

c)

3xy²

d)

3x²y²

37.

(5x²y²)³

a)

125x⁶y⁶

b)

15x⁶y⁶

c)

8x⁵y⁵

d)

15x⁵y⁵

38.

a)

w⁻³

b)

w³

c)

w²

d)

w⁻¹³

39.

a)

x¹¹

b)

x¹⁸

c)

x⁻⁷

d)

x⁷

40.

a)

3x⁻¹y⁻⁵

b)

3x²y

c)

3xy⁵

d)

−3x³y⁷

41.

a)

x⁴y⁴

b)

x⁸y⁴

c)

x⁻⁴y¹²

d)

x⁸y¹²

42.

a)

$25x^{22}$

b)

$10x^{22}$

c)

$25x^{13}$

d)

$-25x^{22}$

43.

a)

$\frac{27x^{15}z^3}{y^6}$

b)

$\frac{9x^{15}z^3}{y^6}$

c)

$27x^8yz^4$

d)

$\frac{27x^8z^4}{y}$

44.

Simplify: $\left(\frac{2}{3}\right)^5$

a)

$\frac{2^5}{3^5}$

b)

$\frac{2^6}{3^6}$

c)

$\frac{2}{3}$

d)

$\frac{2^4}{3^4}$

45.

Write with positive exponents:

1/a^-2

a)

a^-2

b)

a²

c)

1/a¹

46.

Rewrite using a positive exponent.
2w^-13

a)

-w¹³

b)

2/_w¹³

c)

2/_w^-13

d)

2w¹³

47.

Simplify: $3x^2\ \left(4x^3\right)^2$

a)

$12x^7$

b)

$7x^8$

c)

$48x^8$

d)

$19x^7$

e)

$24x^8$

48.

Simplify: $\frac{4^5\cdot4^3}{4^6}$

a)

4

b)

8

c)

16

d)

64

e)

256

49.

Simplify (evaluate):
$3^{-3}$

a)

-27

b)

-9

c)

$-\frac{1}{9}$

d)

$\frac{1}{27}$

50.

Name this band

a)

Rolling Stones

b)

Johnny Cash

c)

AC DC

d)

Ramones

TEST - Stats/Exponents

Total questions: 50

Worksheet time: 8hrs 20mins

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