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You go to the snack bar to buy a bagel and a drink for lunch. You can choose from a plain bagel, a blueberry bagel, or a raisin bagel. The choices for a drink include water or a sports drink. How many different lunches can you make? Explain how you know. What is the probability that a randomly chosen snack will include a blueberry bagel?

Warm-Up

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Warm-Up. You go to the snack bar to buy a bagel and a drink for lunch. You can choose from a plain bagel, a blueberry bagel, or a raisin bagel. The choices for a drink include water or a sports drink. How many different lunches can you make? Explain how you know. - PowerPoint PPT Presentation

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Page 1: Warm-Up

You go to the snack bar to buy a bagel and a drink for lunch. You can choose from a plain bagel, a blueberry bagel, or a raisin bagel. The choices for a drink include water or a sports drink. How many different lunches can you make?

Explain how you know.

What is the probability that a randomly chosen snack will include a blueberry bagel?

Page 2: Warm-Up

SWBAT calculate mean, median, and mode

SWBAT construct and interpret stem and leaf diagrams and box

and whisker plots

SWBAT identify the number of combinations using the

Fundamental Counting Principle and calculate simple probabilities

Page 3: Warm-Up

The table below shows the number of inches of rain that fell on 14 towns in a 50-mile radius during a snow storm.

Town

A B C D E F G H I

Rain 5 3 2.5 3 5 3 1.5 7 4

Page 4: Warm-Up

Mean : 3.77…

Median: 3

Mode: 3

Page 5: Warm-Up

Time spent studying (min)

15, 17, 23, 27, 34, 42, 35, 60, 41, 25, 23

Page 6: Warm-Up

1 5, 7

2 3, 3, 5, 7

3 4, 5

4 1, 2

6 0

Page 7: Warm-Up

Year 1987 1988 1989 1990 1991 1992 1993 1994

Actress’ Age

41 25 80 42 29 33 35 45

Page 8: Warm-Up

Q1: 31 Median: 38 Q3: 43.5

Page 9: Warm-Up

Year 1987 1988 1989 1990 1991 1992 1993 1994

Actress’ Age

41 25 80 42 29 33 35 45

Page 10: Warm-Up

Find the range.4.7 6.3 5.4 3.2

4.9

a. –9.5 b. 9.5 c. –3.1 d. 3.1

Page 11: Warm-Up

Stem Leaf

1

2

3

1 3

2 6 8

1 8

Stem Leaf

1

2

3

0.1 0.3 0.8

0.2 0.6 0.8

0.1 0.8

Stem Leaf

1

2

3

1 3 8

2 6 8

1 8

Stem Leaf

1

2

3

8 3 1

8 6 2

8 1

Make a stem-and-leaf plot for the following set of data.1.1, 1.3, 1.8, 2.2, 2.6, 2.8, 3.1, 3.8

a.

1 |1 = 1.1

c.

1 | 0.1 = 1.01

b.

1 | 1 = 1.1

d.

1 | 8 = 1.8

Page 12: Warm-Up

What would x need to equal in order for the data set below to have an average of 130?

{104, 137, 154, 131, x}

A. 124B. 125C. 127D. 122

Page 13: Warm-Up

A) 0.250 lb B) 0.375 lb C) 0.5 lb D) 1.0 lb

Page 14: Warm-Up

A) Soprano B) Alto C) Tenor D) Bass

Page 15: Warm-Up

How many outfits can you make from 4 shirts, 3 pairs of pants, and 2 pairs of shoes?

Page 16: Warm-Up

Information about girls' ice skates:

   Colors:  white, beige, pink, yellow, blue   Sizes: 4, 5, 6, 7, 8   Extras:  tassels, striped laces, bells

Assuming that all skates are sold in one color, one size, and with one extra, how many possible arrangements exist?  

Page 17: Warm-Up

What is the probability that a pair of ice skates chosen at random would have bells?

Page 18: Warm-Up

 Burger Queen offers 4 types of burgers, 5 types of beverages, and 3 types of desserts.  If a meal consists of 1 burger, one beverage and one dessert, how many possible meals can be chosen?

Page 19: Warm-Up

Your state issues license plates consisting of letters and numbers.  There are 26 letters and the letters may be repeated.  There are 10 digits and the digits may be repeated. 

How many possible license plates can be issued with two letters followed by three numbers?

Page 20: Warm-Up

What is the probability that a license plate chose at random will be AB 123 ?

Page 21: Warm-Up

Year Average Tuition Public

College

1990 $2,035

1991 $2,159

1992 $2,410

1993 $2,604

1994 $2,820

1995 $2,977

Page 22: Warm-Up

Write an equation for the line of best fit for the scatter plot in the previous question.

Page 23: Warm-Up

Use the linear model from the previous question to determine the average tuition in 2010. Did you use linear interpolation or linear extrapolation?

Page 24: Warm-Up

State whether the graph below has positive correlation, negative correlation or no correlation.