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Veseljchak [2.6K]
4 years ago
12

"what is the only research method that can establish a cause-and-effect relationship?"

Business
1 answer:
telo118 [61]4 years ago
8 0
<span>The only research method that can establish a cause an effect relationship is a control experiment. A control experiment is designed to minimize variables or other factors that can interfere with data. This makes the results more reliable and is often used in comparison to other types of experiments.</span>
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choose ONE of the following home-based activities in which family members can work together as a unit and explain TWO ways in wh
enyata [817]

While parents, family, and community members may assume specific roles as they become involved in the education of children, for example as volunteers in the classroom (see Epstein and Connors' typology, 1993), a synthesis of the literature reveals three overarching roles that are created in the development and implementation of parent and community involvement programs (Lyons, Robbins and Smith, l983; Lynn, l994). Each of these roles is actualized in very different ways in relationships in classrooms, schools, and school districts:

Parents as the primary resource in the education of their children is best exemplified in home learning. Home learning is the activity, or set of activities, that parents and family members may engage in to help their children succeed academically. This partnership role between parents and/or family members and schools may have the greatest impact on achievement.

Parents and community members as supporters and advocates for the education of their children is facilitated through site-based school restructuring. Restructuring schools to create parent and community partnerships with schools focuses on organizational structure. Changing activities; creating new relationships between parents, families, communities, and schools; and implementing innovative strategies are ways that schools can restructure to facilitate parent and community involvement in this role.

Parents and community members as participants in the education of all children incorporates a broader vision in the partnership between schools and the populations they serve. Districtwide programs provide the vehicle for parents and community members to be involved in roles that reach beyond the immediate impact of an individual child to the impact on all children in the district.

5 0
3 years ago
A trucking company must deliver a product to a location 150 miles away. The company must pay the driver a wage of $14 per hour.
topjm [15]

Answer:

Speed of the truck should be 64.03 miles per hour to minimize the cost.

Explanation:

Data provided in the question:

Distance = 150 miles

Wage = $14 per hour

Cost of fuel = ( v² ÷ 250 )

Now,

Total time taken = Distance ÷ speed

= 150 ÷ v

Therefore,

Total cost, TC = Wage + Cost of fuel

= $14 × (150 ÷ v) +  ( v² ÷ 250 )

= \frac{2100}{v}+\frac{v^2}{250}

for point of minima differentiating with respect to 'v'

TC'(v) =  -\frac{2100}{v^2}+\frac{2v}{250} = 0

or

-\frac{2100}{v^2}+\frac{2v}{250} = 0

or

\frac{v}{125}=\frac{2100}{v^2}

or

v³ = 2100 × 125

or

v = ∛262500

or

v = 64.03 miles per hour

hence,

Speed of the truck should be 64.03 miles per hour to minimize the cost.

6 0
4 years ago
Describe the three levels of selectivity. Describe an example for each.
Oksi-84 [34.3K]

Hi, you've asked an unclear question. However, I assume you're referring to levels of college selectivity.

Three levels of selectivity (college selectivity) are:

Most selective

Extremely selective

Very selective

Most selective: Colleges with this level of selectivity are said to accept fewer than 15% of all applicants, examples include, Harvard University, Johns Hopkins University, Stanford University

, Massachusetts Institute of Technology.

Extremely selective: Colleges with this level of selectivity are said to accept fewer than 35% of all applicants. Institutions under this category include Boston University, New York University, Georgia Institute of Technology, etc.

Very selective: The Colleges under this category accept fewer than 50% of all applicants. Examples are George Washington University, Kenyon College, Lafayette College,

North Carolina State University, etc.

These are some of the selectivity levels, you could find more Information from other online resources.

4 0
3 years ago
The economizing problem faced by a society is Question 73 options: A) a consequence of the fact that productive resources are sc
KATRIN_1 [288]

Answer:

A) a consequence of the fact that productive resources are scarce relative to economic wants

Explanation:

The economizing problem faced by a society refers to the fact that people's desires of products and services are unlimited but the resources that are  used to produce them like capital and labor are limited. According to this, the answer is that the economizing problem faced by a society is a consequence of the fact that productive resources are scarce relative to economic wants.

The other options are not right because the economizing problem faced by a society is about consumers desires and the availability of resources, it doesn't refer to product prices or incomes.

4 0
3 years ago
If I read 12 pages in 15 minutes how many pages while I read in two hours
N76 [4]

Answer:

96 pages in two hours

Explanation:

You can read 48 pages in 1 hour because 15 x 4 is 60, and 12 x 4 is 48. So you just double 48 and you get 96.

3 0
3 years ago
Read 2 more answers
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