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zheka24 [161]
3 years ago
9

Freedmen's Bureau

Social Studies
2 answers:
Leokris [45]3 years ago
6 0

Answer: established schools

Explanation:

Nata [24]3 years ago
4 0

Answer:

freedmen's bureau established schools

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Dr. Rodriguez was interested in how quickly students help someone who has fallen and who was perceived as having a health proble
Aleonysh [2.5K]

Answer:

Kindly check explanation

Explanation:

Given the data :

Person perceived as having health problem

No witnessing fall _____ secs it takesto respond

1 _______________25

3 ______________ 60

5 ______________ 180

Person perceived as not having health problem

No witnessing fall _____ secs it takesto respond

1 _______________90

3 ______________ 180

5 ______________ 360

A.)

The dependent variable, also the predicted variable is 'how quickly students respond to the person who fell'

The Independent variable refers to the predictor variable which influences the outcome of the dependent variable. The independent variables are ;

Number of students in the room ;

Perception of health problem in the person who fell.

2.)

The possible confounding variable may be the cane being held by one of the confederates, as this might cause a disruptive association between the dependent and independent variable.

3.)

From the result of the experiment, it could be observed that there is a positive trend between the number of witnesses(student in the room) and the time it took students to respond to someone who has fallen.

4.

Σfx / Σf

[(90*1) + (180*3) + (360*5)] ÷ (1+3+5)

2430 / 9

= 270

a.

Descriptive statistics uses statistical measures to describes the numerical or quantitative measures of a data. Descriptive statistics sucha as mean, median, mode and so on.

Inferential statistics is used to make possible deductions or predictions from a data sample. It allows us to make conclusions about a certain population from a sample to f the population data.

b.

Based on Inferential statistics and hypothesis testing of the sample data, various hypothesis test statistics may be used to establish or conclude about a population characteristics from sample data.

7 0
3 years ago
What did the Mecklenburg Resolves document state?
Alex17521 [72]
On May 31, the Mecklenburg<span> County Committee of Safety adopted these “</span>resolves<span>,” or resolutions, which declared all royal authority to be suspended. ... In 1819, a </span>document<span> called the </span>Mecklenburg<span> Declaration of Independence was published, with the claim that it had been written on May 20, 1775.</span>
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3 years ago
How many US senators are there?<br><br> A 50 <br> B 75<br> C 100<br> D 125
kow [346]
Hi!

There are C. 100 US Senators.
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3 years ago
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Rina8888 [55]
AFRICANS Americans mate. A thanks would be appreciated.
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3 years ago
A researcher randomly assigns participants to taste and rate their liking for a flavored drink mixed that is with a high calorie
Sveta_85 [38]

Answer:

zero calorie group; high calorie group

Explanation:

In this question the control group is zero calorie group. The control group is made up of participants in an experiment that her not to receive the experimental treatment.

Experimental group on the other hand is the high-calorie group. This group has participants that are to receive the experimental treatment. that is the group that are to receive the high calorie sweetener.

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