As part of the foraging behavior assessment described in the previous problem, investigators also measured the bill depths of the male and female Downy Woodpeckers.Summary statistics for these measures are given in the table below: An initial analysis of the data revealed that it was reasonable to assume the bill depths for both sexes are approximately normal. a)Construct a 95% confidence interval for the difference in bill depths of the males and females. b)Do the data indicate that the bill depths differ? Justify your answer statistically.

Question

As part of the foraging behavior assessment described in the previous problem, investigators also measured the bill depths of the male and female Downy Woodpeckers.Summary statistics for these measures are given in the table below:  An initial analysis of the data revealed that it was reasonable to assume the bill depths for both sexes are approximately normal. a)Construct a 95% confidence interval for the difference in bill depths of the males and females. b)Do the data indicate that the bill depths differ? Justify your answer statistically.

Quizplus · Accepted Answer

The Answer is a) a) b)There is not enough evidence to say that the bill depths differ between male and females, since the value 0 is in the interval.This indicates that it is plausible to believe that the mean difference in bill depths is zero.

a) b)There is not enough evidence to say that the bill depths differ between male and females, since the value 0 is in the interval.This indicates that it is plausible to believe that the mean difference in bill depths is zero.

b)There is not enough evidence to say that the bill depths differ between male and
females, since the value 0 is in the interval.This indicates that it is plausible to
believe that the mean difference in bill depths is zero.

As Part of the Foraging Behavior Assessment Described in the Previous