Answer:
Step-by-step explanation:
Confidence interval tells us the range of values within which the true mean lies. The narrower the confidence interval, the smaller the range of values. The wider the confidence interval, the larger the range of values.
Since the given confidence is given as (6.82, 7.38), then the valid interpretation of this confidence interval would be
C) We are 95% confident that the average number of hours worked by students in our sample is between 6.82 and 7.38 hours