1. If a variable is continuous, it can assume an infinite number of values within a given:

—>> interval

Value

Probability

Line

2. The total area under the curve of a probability distribution, being the sum of individual probabilities is equal to

2

3

—>> 1

4

3. What distribution is usually used to predict occurrence of events that are mutually exclusive?

Contnuous distribution

Nominal distribtuion

—>> Binomial distribution

Interval distribution

4. A variable which is one that can assume only finite and distinct value is called

Interval random

—>> Discrete random

Continous

Independent variable

5. The normal curve is:

V-shaped

—>> Bell-shaped

Curved shape

K-shaped

6. What is the probability of obtaining 3 heads in 5 toss of a balanced coin?

—>> 0.3125

0.52

0.55

0.499

7. The model that attempts to expose the relative and combine effect of the independent variable on the dependent variable is called

Simple regression

—>> Multiple regression

Correlation

T-value

8. What is usually used in determining the probability of a designated number of successes per unit of time?

Normal distribution

Nominal distribtuion

Passion distribution

—>> Poisson distribution

9. An important feature of probability distribution is that the areas under these curve represents:

Variables

Statistic

Data

—>> Probabilities

10. What is a continuous probability distribution and the most commonly used distribution in statistical analysis:?

Abnormal distribution

Curved distribution

—>> Normal distribution

K-class

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