Find the margin of error for each sample. Then find an interval likely to contain the true population proportion.

a. 15% of 457 teachers

b. 56% of 87 musicians

Solve 3.5y-12=1.5 (y-2)

How algebra tiles represent like terms and zero pairs

6. Solve for x. 72° 3x 89 99

3 1/4 + (-2) + (-2 1/4)

What is the interest on $250 at 3% for 30 years

Scottish researchers compared rates of depression between 94 undergraduates who regularly kept diaries and 41 students who did not. They found that people who kept diaries were more likely to have depression than those who did not.

What is the best estimate for the sum of 12.547 + 83.919

The computer Joel wants is on sale for $980. The original price of the computer is $1,125. The computer includes a printer and a mouse pad. How much will Joel save?

The sum of four times a number and three is the same as the difference of twice the number and eleven. find the number.

What is the perimeter of the shape? 3 cm 5 cm 5 cm 7 cm N centimeters Submit