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qaws [65]
3 years ago
8

Let's assume you are conducting an experiment to determine the effect of a new drug on the incidence of epileptic seizures. You

select 20 epileptics from the 150 epileptics being treated at a nearby hospital and administer the drug to them. You record the number of seizures in each of the 20 subjects for one month. The 20 subjects constitute _________.
Mathematics
1 answer:
givi [52]3 years ago
8 0

Answer:

The 20 subjects constitutes the sample

Step-by-step explanation:

Given

Total = 150

Selected = 20

Required

What does 20 represent?

The 150 patients being treated is the population of the study. When a certain amount is selected from a population, the selected is referred to as a sample.

So, this means that, 20 represents sample of the study.

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Wanda and Kyle want to compare the worth of their baseball cards. Wanda has 80 baseball cards and Kyle has 110 baseball cards. S
chubhunter [2.5K]

Answer:

Mean

Step-by-step explanation:

If Wanda has 80 baseball cards and Kyle has 110 baseball cards. Given that they know the total value of all their individual base ball cards, the worth of each baseball card will be derived by dividing the Total Worth of the cards by the number of cards. This is an example of Mean. Therefore they should use Mean to compare the worth of the cards.

Illustrative Example

If the Total Value of their cards are $500,

For Wanda, Value Per Card= $500/80 Cards =$6.25 per card

Similarly,

For Kyle, Value Per Card= $500/110 Cards =$4.55 per card

So we can see from this illustration whose card is with an higher price using the mean.

5 0
3 years ago
The record for the boston marathons wheel chair division is 1 hour, 18 minutes, and 27 seconds. The boston marathon is 26.2 mile
Black_prince [1.1K]
I believe a marathoner would have to go approximately 2.9 mph . And or if you are rounding 3.0 mph
5 0
3 years ago
What is the following sum? 5(3√x)+9(3√x)
charle [14.2K]
5(3√x)+9(3√x)
=3√x(5+9)
=14(3√x)

answer is C. third choice 14(3√x)
3 0
3 years ago
Read 2 more answers
Another trigonometry question<br><br> i just want this test to be over &gt;-
Hitman42 [59]

Answer:

e) cos(90-x)

Step-by-step explanation:

sinx=cos(90-x)

4 0
3 years ago
Write 16/75 as a % round your answer to the nearest tenth of a %
Gre4nikov [31]
To do this, firstly convert the fraction to a decimal, then multiply it by 100 (the same way you would to get your percentage in a test.).

16/75 = 0.213 to 3sf

Then multiplying that we get 16/75 is 21.3%
7 0
3 years ago
Read 2 more answers
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