I NEED HELP ASAP During the Swine Flu pandemic, a study found that if someone in your family contracted the Swine Flu, you had 1 in 8 chance of also contracting the disease. A random sample of 876 people with family members who had the flu found 129 to be positive.

Calculate a 90% confidence interval for the proportion of people who contract Swine Flu after a family member does.

Is there statistical evidence that the proportion of family members who contract the flu is different from the 1 in 8 chance as stated in the study?

On the way home from visiting his family, vincent’s plane cruised at an altitude of 3.2 × 10^4 feet. he had heard that a man named felix baumgartner skydived from an altitude of 1.28 × 10^5 feet. vincent wants to know how much higher felix went on his skydiving trip. question 1 you have already seen how adding numbers works in either scientific notation or standard notation. but can you subtract numbers in scientific notation and get the same results as subtracting in standard notation? to find out, first solve vincent’s problem in standard notation. part a write the cruising altitude of vincent’s plane in standard notation.