The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
Thinking like an Economist, the cost and the benefit of buying a battery-operated CD player is the following.
The benefit would be that and I can buy the proper battery to operate the CD player and take it with me to many places. The cost is that I would have to buy a new battery every time the CD player stops working. The battery has a determined number of hours of operation. The CD player runs for a limited time and I need to buy many batteries according to my desire to use the CD player.
As an economist, my recommendation would be to buy a wired CD player to connect it directly to electricity.
Answer:
(A)the probability that a randomly chosen postmenopausal woman has a healthy bone density is 1-0.40=0.60.
(B).the probability that a randomly chosen postmenopausal woman has some problem with low bone density (osteopenia or osteoporosis) is :1-0.07=0.93
(C)Cigarette smoking, excessive alcohol and caffeine consumption, lack of exercise, and a diet low in calcium.
(D).Female gender, Caucasian or Asian race, thin and small body frames, and a family history of osteoporosis.
Explanation:
Answer:
Observational study/The sample is too small
Explanation:
The study is observational since there is no attempt to modify nor apply any kind of treatment.
An important problem in this study is the quantity of the sample. It is explained that the research selected only 8 individuals, which is not a significant sample. The minimum number of samples should be at least 30.
it c i beliveve beacuse if you read tbhe texts its c
Answer: The claim can be considered a hypothesis
Explanation: scientific hypothesis is a proposed explanation for a phenomenon which can be tested before it can be proven to be true or not.
In the case of this research, it has been proposed by the researchers that the pollutants in the beach somehow kill the turtle eggs but before that statement can be ascertained as true or not, it has to be tested by scientific means.