Question

A toy American Eskimo dog has a mean weight of 8 pounds with a standard deviation of 1 pound. Assuming the weights of toy Eskimo dogs are normally distributed, what range of weights would 95% of the dogs have? Approximately 7–9 pounds Approximately 6–10 pounds Approximately 5–11 pounds Approximately 4–12 pounds

Answer 1

6-10 pounds

Explanation:

Answer 2

The correct answer is Approximately 6-10 pounds

Explanation:

According to the given statement a toy American Eskimo dog has a mean weight of 8 pounds with a standard deviation of 1 pound

According to normal distribution 95% dogs lie between 2 std deviation on either side of the mean.

Therefore lower bound = 8-2 = 6

Upper bound = 8+2 = 10

Thus the range would be approximately 6–10 pounds ....