true or false

1- Correlation measures the relation strength and direction between 2 variables

2-The independent variable is a criterion variable in research study

3-Any construct or concept that changes in value is a description to variable for research purpose.

4-The independent variable is known as predictor variable .

5-

The hypothesis is a directional one if does not include the sign of (<) .

6- Business research examines all aspects of a business environment.

7-The descriptive study usually includes description to the characteristics of the sample.

8-Hypothesis is linguistical relationship between two or more variables expressed in the form of testable relation.

9-Internal researcher in the business is usually available but more costly.

10- For dynamic panel the same members serve on the panel over extended periods of time .

11-The data collection cost is the least when using interviews to experts .

12-The exploratory study is undertaken when no much is known about the situation at hand .

13-The ordinal is an attitudinal scale to describe the characteristics of the sample

14-The descriptive study usually includes description to the characteristics of the sample.

15-Structured interview is based on pre-planned sequence of questions .