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bulgar [2K]
3 years ago
13

A completely randomized design Group of answer choices has one factor and one block. has one factor and one block and multiple v

alues. can have more than one factor, each with several treatment groups. has only one factor with several treatment groups.
Mathematics
1 answer:
Mazyrski [523]3 years ago
4 0

Answer:

C. can have more than one factor, each with several treatment groups.

Step-by-step explanation:

A completely randomized design can be used in experimental research of a primary factor or multiple factors. The factors could have several treatment groups which are assigned in a random manner. For example, a researcher, could want to determine the effect of a drug against a disease on a class of people. To do this, he designs a treatment group with different concentrations of the drug and a placebo group. He then gets an equal number of subjects, randomly assigning them to each of the groups. The effect of both treatments are compared to know if the drug is indeed effective against the disease the researcher is experimenting on.

Completely randomized design has found application in agricultural and environmental researches.

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A dog walker charges a flat rate of $6 per walk plus an hourly rate of $30. How much does the dog walkercharge for a 45 minute w
leonid [27]

hello

from the question given, the dog walker charges a flat rate of $6 and an extra $30 per hour.

we can write out an equation in function notation

let the number of hours be represented by x

f(x)=6+30x

now we can proceed to solve the cost of the walk for 45 minutes

\begin{gathered} 1hr=60\min s \\ \text{xhr}=45\min s \\ x=\frac{45}{60} \\ x=\frac{3}{4} \\ \text{therefore 45mins = 3/4 hours} \end{gathered}

now we can input the value into the equation and know the cost for 45 minutes walk

\begin{gathered} f(x)=6+30x \\ x=\frac{3}{4} \\ f(x)=6+30(\frac{3}{4}) \\ f(x)=6+22.5 \\ f(x)=28.5 \end{gathered}

from the calculation above, the cost of 45 minutes walk will cost $28.5

6 0
1 year ago
Write the Taylor Series for f(x) = sin (x)center<br> 4x^4+3x^3+2x^2 x 8 centered at a 2
algol [13]

Answer:

attached images

Step-by-step explanation:

8 0
3 years ago
Dylan takes out a bank loan of $11,500 at 3.8% interest compounded annually. How much interest, in dollars, will he owe after 3
sergejj [24]

Answer:

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Step-by-step explanation:

5 0
3 years ago
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Solve the equation 4x + 29 = 5 - 8(x+6)
Luda [366]

To solve an equation for x we will try to isolate x. Hence, first step is to use the distributive property. Therefore,

4x + 29 = 5 - 8(x+6)

4x + 29 = 5 - 8x - 48

4x + 29 = - 43 -8x Combine the like terms.

4x + 29 + 8x = -43 Add 8x to each sides of the equation.

12x + 29 = -43

12x = -43 - 29 Subtract 29 from each sides.

12x = -72

\frac{12x}{12} =-\frac{72}{12}

So, x =- 6

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You’re locked out of your house. The only open window is on the second floor, 25 feet above the ground. There are bushes along t
kondaur [170]

Answer:

26.93 feet ladder

Step-by-step explanation:

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