A study which reviews the traffic video of an intersection during rush hour to determine how many people

SAT

1 answer:

telo118 [61]3 years ago

5 0

Answer:

The correct option is;

D) Observational study

Explanation:

In an observational study, the researcher observes, notes and record the an occurrence of events which are due to the existence of a condition, test, risk factor, such that the experimental units are apparently out of the control of the researcher, or there are no researcher intervention in the study, due to either physical constraint or laid down ethics.

In the question, the researcher observes to determine the the number of people that run a light through pre recorded traffic video providing a physical restraint which makes it an observational study.

You might be interested in

For a monopolist, if price is above average total cost, the monopolist is quizlet

Keith_Richards [23]

For a monopolist, if price is above average total cost, the monopolist is:

Earning positive or economic profit

<h3>What is positive profit?</h3>

A positive profit is earned when the revenue being made surpasses what is normal on the competitive scale. The cost of production is covered and surpassed in this case.

So when the monopolist fixes his price above the total cost, he will earn a positive profit.

Learn more about positive profit here:

brainly.com/question/1305349

#SPJ1

4 0

2 years ago

What is the remainder when (x4 36) is divided by (x2 – 8)? 36 64 100 117

Nataly_w [17]

Answer:

100

Explanation:

use long polynomial division