1. How many variables are there in each research topic?
2. What kind of data is marriage? hours of sleep?
3. What kind of data is traveling time, community type?
4. What kind of data is tobacco use, age of teens?
5. The number of years of education, salary?
6. What kind of data is body type, gender?
7. What combination of variables is there in each sample?
Answers
1) You should have at least four independent variables. b. Develop hypotheses regarding the effect of each independent variable (what effect do you expect each independent variable has on the dependent variable). State explicitly why you think each independent variable should work that way.
2) World Marriage Data 2019. The World Marriage Data 2019 provides a comparable and up-to-date set of data on the marital status of the population by age and sex for 232 countries or areas of the world.
3 to 5 years - 10 to 13 hours per 24 hours, including naps
6 to 12 years - 9 to 12 hours per 24 hours
13 to 18 years - 8 to 10 hours per 24 hours
Adults - 7 or more hours a night
4) Adolescents typically become addicted to nicotine while still being teenagers. Usual interval between the first cigarette consumption and daily smoking is 1–2 year(s). More than half of the adolescent smokers try to quit smoking every year with fewer than 20% being able to quit for a month .
6) Gender is a categorical data because it can be categorized into male and female according to some unique qualities possessed by each gender. There are 2 main types of categorical data, namely; nominal data and ordinal data.
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Answer:
1) six
Explanation:
Variables represents the measurable traits that can change over the course of a scientific experiment. In all there are six basic variable types: dependent, independent, intervening, moderator, controlled and extraneous variables.