MATH SOLVE

5 months ago

Q:
# A newspaper provided a "snapshot" illustrating poll results from 1910 professionals who interview job applicants. The illustration showed that 26% of them said the biggest interview turnoff is that the applicant did not make an effort to learn about the job or the company. The margin of error was given as plus or minus 3 ±3 percentage points. What important feature of the poll was omitted?a. confidence levelb. point estimate.c. sample sized. confidence interval

Accepted Solution

A:

Answer:A. Confidence levelStep-by-step explanation:The illustration showed that 26% of applicants said the biggest interview turnoff is that the applicant did not make an effort to learn about the job or the company. The margin of error was given as plus or minus 3 percentage points. The important feature of the poll that was omitted was - confidence level.The percent of all samples that are included in the true population parameter is given by a confidence level. Confidence interval defines the probability that the given population parameter will fall within a specific range of values.Mathematically we can express the scenario as : Sample size is given as 1910 professionals
Point estimate is 26%
Confidence level is not given.Confidence interval is plus or minus 3 percent around 26%.