Answer:
A. Statistic
Step-by-step explanation:
Usually whole population is difficult to cover so the part of population is considered to assess the aspects of population. The statistic is the quantity which summarizes the sample. The problem illustrate that summary measure is calculated from sample to describe a population. As the summary measure is computed from sample then it is a statistic.
Answer:
x = 15
Step-by-step explanation:
Bisects means divide in two equal parts.
Therefore, 74/2 = 37
37 = 2x+7
30 = 2x
15 = x
x = 15
Answer:
8(4-x)
Step-by-step explanation:
You're multiplying the difference of four and a number (4-x) by eight (8). So writing as an expression would look like 8(4-x).
Answer: A~ 45
Step-by-step explanation:
