Quiz #1

1. The symbolic form of the alternative hypothesis is _________

• A. H2

• B. Hy

• C. Ha

• D. Ho

• A. two - tailed test

• B. unidirectional test

• C. interval

• D. optional

3. The symbolic form of the null hypothesis is ______.

• A. Ho

• B. H1

• C. Ha

• D. Hy

4. It refers to any assertion about the parameter of the population that needs to be disproved.

• A. null hypothesis

• B. hypothesis

• C. critical region

• D. alternative hypothesis

5. Which of the following is an example of an alternative hypothesis.

• A. The amount of cholesterol intake is linked to an increased risk of heart disease.

• B. Gender does not preclude intelligence.

• C. The average height of basketball player is the same as the average height of a volleyball player.

• D. There is no link between playing action video games and violent behavior in players.

6. It is a statistical procedure of concluding that generally pertains to the characteristics/s of a population through sample data.

• A. Null Hypothesis

• B. Hypothesis Testing

• C. Directional Test

• D. Alternative Hypothesis

• A. all of the above

• D. all of the above

9. The level of significance is the opposite of the ___________.

• A. Level of confidence

• B. Null hypothesis

• C. Level of research

• D. Alternative hypothesis

10. Which of the following is an example of a statement of a null hypothesis?

• A. As the amount of sugar intake increases, your insulin also increases.

• B. There is a significant differences between your grades in Math and Science.

• C. There is no relationship between the blood type and the weight of a person.

• D. We have proves that Virus X is transmitted by droplets.