An article presents an analysis of the profit of international construction projects. In a sample of 126 projects, the average profit margin (in percent) was 8.19 with a standard deviation of 16.33. A test is made of H0 : μ ≥ 10 versus H1 : μ < 10. Find the P-value. Round the answer to four decimal places.

Indicate the formula for the following conditions: p^c(n,r)=

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?

Which fraction represents the ratio 35 : 42 in simplest form