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sergeinik [125]
3 years ago
8

What is the initial value of the equation shown?

Mathematics
1 answer:
solniwko [45]3 years ago
6 0

Answer:

your answer is -5

Step-by-step explanation:

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Which of the following could be the measures of the three angles of a triangle?
Ierofanga [76]

Answer: B) 53,60,67

Step-by-step explanation:

All three angles of a triangle will always sum to 180.

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3 years ago
The city of Raleigh has 9500 registered voters. There are two candidates for city
kotykmax [81]

Answer:

Population = All registered voters in Raleigh city

Population size = 9500

Sample size = 360

Proportion of sample statistic for brown = 0.3167

3008 voters

Step-by-step explanation:

Population refers to all elements which meets the requirement for a specific experiment or research interest.

Number of voters for brown = 114

Number of voters for Feliz = 210

Undecided = 36

Sample statistic for proportion in support of brown :

Proportion = x / n

x = number who said they'll vote for brown

n = sample size

Sample statistic for proportion in support of brown = 114 / 360 = 0.3167

Using the proportion ; number from population who'll vote brown :

Sample proportion * population size

0.3167 * 9500 = 3008 voters

3 0
2 years ago
Aboard is cut into 12 equal pieces. How many pieces together represent 3/4 of the board? Explain how you arrived at your answer?
Sphinxa [80]

Answer:

9 pieces represent 3/ 4 because

3/4 × 12 parts = 9 parts

mark me as brainliest

4 0
3 years ago
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I research or chooses a random sample of registered voters in Kingsville he found that three out of every five voters surveyed s
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Identify the type of study design in the following scenario:
svetoff [14.1K]

Answer:

c. observational study

Step-by-step explanation:

<em>Researchers compare the rates of autism for children who did and did not receive the standard measles-mumps-rubella vaccine, to see if the vaccine might be responsible for autism in some children.</em>

This study design in the above scenario is observational study because the researcher are obviously observing whether the vaccine is affecting the children. Note that Observational study is like experiment which attempts to understand the cause and effect relationships on a subject.

4 0
3 years ago
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