Answer:
Step-by-step explanation:
3z + 9 + 142 = 4z + 5
3z + 151 = 4z + 5
-z + 151 = 5
-z = -146
z = 146
answer is B
exactly one solution
Answer:
its the 4th one . The one all the way to the bottom
Step-by-step explanation:
Answer:
Average of amount of time students spend trying to find an eatery spot on campus.
The sample would be a pool of 100 students to survey from.
Population would be all the students attending Harvard university.
Statistic would be the average amount of time spend looking for eatery spot in campus.
The parameter would be the mean used to find the average amount of time spent looking for eatery spot in campus.
It was a convenient sample.
Step-by-step explanation:
A population is the entire pool from which a statistical sample is drawn. In this case our population is the entire students that attend Harvard University.
A sample is usually drawn from a population. In this case, the 100 students that were drawn from the population is the sample.
The sample was a convenient sample as the sample can be easily drawn from the population population, it doesn't depend on any probability.
Answer:
1/2
Step-by-step explanation:
Answer:
100 Feet of PVC for 135.25
Step-by-step explanation:
If you had 75 feet of PVC and paid 111.50 you would pay 1.48 a foot for each PVC but if you paid 135.25 for 100 feet you would pay 1.35 a foot which in turn would become cheaper.
