If a variable has a distribution that is bell-shaped with mean 25 and standard deviation 5, then according to the Empirical Rule, 68.0% of the data will lie between which values?

When ∆rst is translated 4 units down, what are the apparent coordinates of t’? give 15 points

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?