st ratified random sampling

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Page 1: St ratified random sampling
Page 2: St ratified random sampling

STRATA # of students

PERCENTAGE

PROPORTIONAL

EQUAL

BOYS 15 0.4/40% 6 7

GIRLS 22 0.6/60% 9 8

37 100% 15 15

STRATIFIED RANDOM SAMPLING

Page 3: St ratified random sampling

RESPONDENTS

CELL. BRAND

BLOOD TYPE

ZODIAC SIGN

HEIGHT

Ortega Samsung

O Scorpio 4”6

Diaz Nokia A Sagittarius

1.49

Ascano Samsung

AB Cancer 1.57

Tolentino Nokia AB Virgo 5”0

Dungog Nokia O Sagittarius

5”3

Dalina Samsung

O Aries 5”1

Abogado Cherry Mobile

AB Pisces 5”1

Quimora Samsung

O Cancer 5”1

GIRLS

Page 4: St ratified random sampling

RESPONDENT

S

CELL. BRAND

BLOOD TYPE

ZODIAC SIGN

HEIGHT

Guanzon Nokia O Virgo 5”2

Infante Nokia/Samsung

B+ Aquarius 5”9

Pastolero Samsung O Pisces 5”6

Conoza Kingcom - Gemini 4”11

Flores Samsung O Aries 5”3

Abello Nokia B Gemini 5”3

De Guzman

My Phone

O Sagittarius

5”3

BOYS