The Northeast Home Builders Association conducted a research project to estimate the average length of time it took to construct a new home. They randomly sampled completed new homes and recorded the total length of time that was needed to construct the homes. How many homes should they sample to estimate the true mean length of time to within 10 days at the 95% confidence level

36 girls

step-by-step explanation:

the 48 boys is 4 parts of the ratio

divide 48 by 4 to obtain one part of the ratio

= 12 ← 1 part of the ratio

3 parts = 3 × 12 = 36 ← number of girls

ask the math teacher she or he would know lol.

step-by-step explanation:

3/20

step-by-step explanation:

well, there are 20 outcomes, and 3 of them you want. so, 3/20

think the answer is 30 degrees. if not than it is 20 degrees. not 100% sure. let me know if it was right.

gill russ