Question 1

Briefly define the standard deviation.

Accepted Answer

The answer of Briefly define the standard deviation....

Question 2

Briefly define the meaning of descriptive statistics.

Accepted Answer

The answer of Briefly define the meaning of descriptive statistics....

Question 3

From the statements below,select the best guideline to use for selecting a statistical program for your quantitative data analysis.

Accepted Answer

A) The program is the recommendation of another student. 
B) The program has an app available for a mobile device or tablet. 
C) The program is produced as an open source software. 
D) The program has thorough documentation for procedures.

Question 4

When inspecting data,we examine the database for scores that are

Accepted Answer

A) outside of the mean. 
B) outside of the median. 
C) outside of the accepted range. 
D) outside of the standard deviation.

Question 5

The standard deviation tells us

Accepted Answer

A) the skewness of the distribution. 
B) the average value of the scores. 
C) the dispersion of the scores. 
D) the relative standing of a particular score.

Question 6

You are reading a research report summarizing the findings for a study of first-year teacher anxiety in the classroom.You read the following results:

Accepted Answer

A) A comparison question about teacher scores 
B) A relationship question correlating years of experience and anxiety 
C) A descriptive question measuring the anxiety of teachers 
D) A range of scores questions assessing the variability of scores

Exam 6: Analyzing and Interpreting Quantitative Data