Afederal report indicated that 17% of children under age 6 live in poverty in rhode island, an
increase over previous years. how large a sample is needed to estimate the true proportion of
children under age 6 living in poverty in rhode island within 1% with 95% confidence? round
the intermediate calculations to three decimal places and round the final answer to the nearest
whole number.

Is every rectangle is a parallelogram? true false

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?