ALP Math
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Federal Way Public Schools  
Assessment
Lessons 15-18		 Probability and Statistics


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Lesson 15

  1.

It's Party Day at the zoo. Gina and her friends each have three tickets, so they are trying to decide what three activities they want to do. They could enter a costume contest, watch a monkey show, go through a hunted house, watch a play, or go on a hay ride.

  • How many different combinations of three activities they could choose?
  • Explain in detail how you found your answer using words, numbers, and/or pictures.


  2.

The Booster Club has designed five school-spirit flags that can be waved during sporting events.

  • How many different ways can the flags be arranged along the sidelines.
  • Explain in detail how you found your answer using words, numbers, and/or pictures.

3.

You have been asked to watch all of the 20 kindergarten students at Monroe Elementary School on the playground. Before you can stop them, every one of them throws their shoes down the storm drain where you can't see them. Using a stick, you can pull one shoe out, one at a time.

  • What are the odds that the second shoe you pull up will match the first?
  • Explain in detail how you found your answer using words, numbers, and/or pictures.

4.

All of the numbers from 1 to 50 are written on ping pong balls and put into a box.

  • What is the probability of drawing a prime number from the box?
  • Explain in detail how you found your answer using words, numbers, and/or pictures.

Lesson 16

  5.

Jacob is working on a project for his science class. He is going to conduct a survey to determine which subject of study at his school is the favorite among students.

  • Which question below should he use in his survey to get the information he wants?
A. What is your favorite subject?
B. What subject do you like best, reading or math?
C. From the following 5 subjects: reading, math, science, social studies, and music, what subject of study do you like best at our school?
D. What do you usually enjoy studying?
 
  6.

Kelsi needs to collect information from her classmates about their favorite kind of music.

  • Explain how Kelsi should collect the data or information she needs and include one survey question in your explanation.
Lesson 17
 7.

For the data below, find the mean, median, mode, and range.

15 9 20 9 13 24

A. Mean - 15, Median - 15, Mode - 9, Range - 14
B. Mean - 6, Median - 15, Mode - 14, Range - 15
C. Mean - 14, Median - 15, Mode - 15, Range - 9
D. Mean - 15, Median - 14, Mode - 9, Range - 15

8.

Using the graph, between what two months was there the greatest increase in the price of a share of Sonic Solutions stock?

A. February - March
B. April - May
C. June - July
D. July - August

Lesson 18

  9.

In a box, there are 3 colors of playground balls. There are 75 playground balls in all. A sample of 15 contains 8 red, 3 blue, and 4 green playground balls.

  • How many playground balls of each color do you predict are in the box?
A. 40 red, 15 blue, 20 green
B. 35 red, 20 blue, 20 green
C. 32 red, 12 blue, 16 green
D. 40 red, 20 blue, 15 green

 

10.

Jennifer surveyed her fellow classmates for their favorite color of cars. She made a bar graph showing her results. Jennifer's graph is below.

  • What conclusions can Jennifer draw from her data and how can it help her predict what other students at another school might prefer as their favorite car color?
  • Explain your answer in detail using words, numbers, and/or pictures.

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