The ratio of North American Butterflies to South American butterflies at a butterfly park is 7:3. The ratio of South American butterflies to European butterflies is 8:7. There are 56 North American butterflies at the butterfly park. Part 1 out of 2

How many South American butterflies are there?

There are

[ Select ]

30

20

24

36

South American Butterflies.

How many European butterflies are there?

There are

[ Select ]

21

24

32

14

European butterflies.

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?