Next Post
A researcher claims that the stomachs of blue crabs from Location A contain more fish than the stomachs of blue crabs from Location B. The stomach contents of a sample of 14 blue crabs from Location A contain a mean of 190 milligrams of fish and a standard deviation of 39 milligrams. The stomach contents of a sample of 9 blue crabs from Location B contain a mean of 188 milligrams of fish and a standard deviation of 45 milligrams. At α = 0.05, can you support the researcher's claim? Assume the population variances are equal. Complete parts (a) through (d) below.