What is 7x8-30+2 (46%)

How many women must be randomly selected to estimate the mean weight of women in one age group. we want 90% confidence that the sample mean is within 2.7 lb of the population mean, and the population standard deviation is known to be 22 lb?

The sample space for flipping a coin three times is given. Let H represent Heads and T represent Tails (H, H, H) (H, T, T) (H, H, T) (T, H, T) (H, T, H) (T, T, H) (T, H, H) (T, T, T) Find The probabilities of the following events using the Above

1 more than two-thirds of a is b

in a store parking lot, the ration of blue cars to silver cars is 2:3. cthere are 24 blue cars. how many silver cars are in the lot?

Metric unit of a length thumb

What is the slope of x+8/4=y

Solve each proportion 2x/7+12/14

William is building a scale model of a Boeing 747-400 aircraft. The wingspan of the model is approximately 8 feet inches. If the scale factor of the model is approximately 1:24, what is the actual wingspan of a Boeing 747-400 aircraft?

Aivree wants to accumulate great wealth but she invests all of her funds in U. S. Treasury bills because she wants to avoid the potential losses she knows can occur in the stock markets. Aivree best illustrates which one of these characteristics?

Explain how to solve W/26=35. Then solve