Using the distribution of sample means, calculate the z-score corresponding to the mean of Sample 133. The z-score corresponding to the mean of Sample 133 is

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?

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?