The Weights at Birth of Five Randomly Chosen Baby Orca $384.0 \pm 68.0$

Multiple Choice

The weights at birth of five randomly chosen baby Orca whales were 425, 454, 380, 405, and 426 pounds. Assume the distribution of weights is normally distributed. Find a 95% confidence interval
For the mean weight of all baby Orca whales. Use technology for your calculations. Give the
Confidence interval in the form "estimate ± margin of error." Round to the nearest tenth of a pound.

A) $384.0 \pm 68.0$ pounds
B) There is not enough information given to calculate the confidence interval.
C) $418.0 \pm 34.0$ pounds
D) $418.0 \pm 34.5$ pounds