Reference no: EM132852472

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I. Identify if the statement involves descriptive or inferential statistics.

1. The grade point average of a group of mathematics major students is 1.43.

2. Recent surveys indicate that 76% of adult Filipinos favor prayer in public schools.

3. A study revealed that lagundi is more effective in curing coughs than a similar product.

4. In the Philippines, the life expectancy of females at birth is 72.7 years.

5. It is not safe to stay outside the house from 10:00PM to 6:00AM

II. For each given research question, identify the variables and classify each as either independent or dependent variable.

1. Does CAI - aided instruction makes pupils achieve better performance than the conventional method?

2. Are single teachers less emotionally exhausted than married teachers?

3. Is there a significant difference between the level of morale among employees exposed to autocratic and democratic types of management leadership?

4. Does frequency of classroom observation results in better achievement of pupils in the National Achievement Test?

5. Is there a difference in the incidence of lung cancer between people who smoke and who do not smoke?