A division of a company has over 200 employees, 40% of which are male. Each month, the company randomly

selects 8 of these employees to have lunch with the CEO.

What are the mean and standard deviation of the number of males selected each month?

You may round your answers to the nearest tenth.

mean:?

males

standard deviation:?

males

When you answer this can you explain

The table below lists recommended amounts of food to order for 10 party guests. how much of each food item should nathan and amanda order for a graduation party with 55 guests? use the table to answer. item amount fried chicken 16 pieces lasagna 7 pounds deli meats 1.8 pounds sliced cheese 1 and two fifths pounds bakery buns 1 dozen potato salad 2 pounds

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.