GROUP 1 1.EFA 2.FEBE 3.MADAI MARIGALLANG 4.NATALIA PARERUNG 5.NOVIANA 6.RUNI ISHAK 7.SENIANTI PARUBAK.

GROUP 1

1. EFA2. FEBE3. MADAI MARIGALLANG4. NATALIA PARERUNG5. NOVIANA6. RUNI ISHAK7. SENIANTI PARUBAK

Handling Data

To solve a problem by organising, representing and interpreting data

in tables, and chart.

Hypothesis

More boys than girls prefer action movies.

What kind of movies do you like ?

No.

NameMovies

Sign

Cartoons Horror Sitcoms Actions Others

F M F M F M F M F M

Total

Female

Male

Kind of Movies

Sex Frequency

Female MaLe Female

Male

Cartoon 16 8

Horror 16 8

sitcoms 12 1

Actions 5 29

others 19 6

Kind of MoviesSex

Female Male

Cartoons 16 8

Horror 16 8

Sitcoms 12 1

Actions 5 29

Others 19 6

Bar Charts

Line Graphs

Conclusion

Based on the collection of 120 data, it can be concluded that more boys who like action movies than girls.

Copyright © 2000 by Monica Yuskaitis

Mean, Median, Mode Mean, Median, Mode & Range& Range

Definition

MeanMean

MeansMeans

AverageAverage

Definition

•MeanMean – the average of a group of numbers.

16

12

5

16

19

8

6

291

8

Female Male

68 52

+ +

68 5÷The mean is 14

= 13.6

52 ÷ 2 = 10.4The mean is 10

Definition

MeMeddianian

is in theis in the

MiMiddddlele

Definition•MedianMedian – the middle number in a set of ordered numbers.

How to Find the Median in a Group of Numbers

• Step 1 – Arrange the numbers in order from least to greatest.

16, 16, 12, 5, 195, 12, 16, 16, 19

F

M 8, 8, 1, 29, 61, 6, 8, 8, 29

5, 12, 16, 16, 19

1, 6, 8, 8, 29

F

M

The median is 16.

The median is 8.

Definition

ModeMode

is the mostis the most

PopularPopular

Definition•ModeMode – the number that appears most frequently in a set of numbers.

5 19161612 F

The value 16 appears twice.All other numbers appear just once.

16 is the MODE

1 29886 M

The value 8 appears twice.All other numbers appear just once.

8 is the MODE

Definition

RangeRange

is the distanceis the distance

BetweenBetween

Definition•RangeRange – the difference

between the greatest and the least value in a set of numbers.

5 19161612 F

19- 514

14 is the RANGE or spread

of this set of data

1 29886 M

29- 128

28 is the RANGE or spread

of this set of data