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4. Clara wants to get some data on body soap preferences of her classmates. Which of the following questions are valid questions that she can use?
A. Do you like conditioner?
B. What brand of toothpaste are you using? C. What brand of body soap are you using?
D. How often do you brush your teeth? Once a day, twice a day or thrice a day?
5. Dennis plans to study the data on sports preferences of Grade 10 students of Longos
National High School. Which is valid question that he can use?
A. Do you like to play Volleyball?
B. What kind of sport/s do you play?
C. Does Candy (a grade 7 student) like to watch basketball game? D. Who among you wants to participate on Tabak Dance Group?
6. Mrs Flores wants to get some data on the weight of Grade 7 Rizal. What is the - best thing that she should do to get the most reliable and valid data?
A. Interview all the students in his school.
B. Measure the weight of the students using a weighing scale.
C. Ask all the students to answer the question "What is your height?"
D. Group the students according to their weights.
explanation please. nonsense answers will be reported (account).
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