Applicants for a Particular Job,which Involves Extensive Travel in Spanish-Speaking

question 42

Multiple Choice

Applicants for a particular job,which involves extensive travel in Spanish-speaking countries,must take a proficiency test in Spanish.The sample data were obtained in a study of the relationship between the numbers of years applicants have studied Spanish and their score on the test.A 99% confidence interval for the slope of the regression line was determined to be (5.05,16.76) .Give an interpretation of this interval.
Dependent variable is: Score
R-squared = 83.0%
S = 5.65138 with 10 - 2 = 8 degrees of freedom

• A)Based on these data,we are 99% confident that the mean test score is between 5.05 and 16.76 points
• B)Based on these data,we are 99% confident that a randomly selected applicant will score between 5.05 and 16.76 points on the test.
• C)Based on these data,we are 99% confident that the average test score decreases between 5.05 and 16.76 points for every additional year spent studying Spanish.
• D)Based on these data,we are 99% confident that the average test score increases between 5.05 and 16.76 points for every additional year spent studying Spanish.
• E)Based on these data,we are 99% confident that the number of years spent studying Spanish increases between 5.05 and 16.76 years for every additional point earned on the test.

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Definitions:

Online Presence

The extent to which an individual, organization, or brand is visible and active on the internet and social media platforms.

Rumours

Unverified information or speculation circulated among people.

Negative Information

Information that could be perceived as detrimental or undesirable by the receiver.

Negative Employment Message

Communication from an employer to a candidate or employee conveying unfavorable decisions such as rejection, dismissal, or criticism.