St ratified random sampling
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A stratified random sample was taken of 37 students, with 15 boys making up 40% of the sample and 22 girls making up 60% of the sample. The document then lists information about the girl and boy respondents, including their cell phone brand, blood type, zodiac sign, and height.
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St ratified random sampling
- 2. STRATIFIED 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
- 3. GIRLS 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
- 4. BOYS RESPONDENTS 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