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Snowcat [4.5K]
3 years ago
14

A student would like to estimate the proportion of the senior class that plans to attend prom this year. The student goes to the

guidance office and gets a list of the names of all 274 seniors. Using the list, she selects a simple random sample of 50 students and finds that 76% of the selected students plan to attend prom this year. She would like to construct a 95% confidence interval for the proportion of the entire senior class that plans to attend prom this year. Are the conditions for inference met?
(A) Yes, all conditions for inference are met.
(B) No, although the random and large counts conditions are met, the 10% condition is not met.
(C) No, although the random and 10% conditions are met, the large counts condition is not met.
(D) No, there are two conditions for inference that are not met.
(E) No, none of the conditions for inference are met.
Mathematics
2 answers:
BlackZzzverrR [31]3 years ago
8 0

Answer:

It's A on statsmedic

Step-by-step explanation:

Dont know why

Anvisha [2.4K]3 years ago
5 0

Answer: B

Step-by-step explanation: Stats medic answer

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1) Striangle = 1/2 * (12-8) * 4 = 1/2 * 4 * 4 = 8 km^2

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3 Select the correct answer. How can you write the expression 7(b – 2) in words? A. two subtracted from the quotient of seven di
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Answer:

E. the product of seven and the difference of b minus two

Step-by-step explanation:

7(b-2)

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So this can be written as the product of seven and the difference of b minus two.

Reasons its not the other answer choices

A. two subtracted from the quotient of seven divided by b would be (7/b) - 2

B. seven added to difference of b minus two would be 7 + (b-2)

C. the quotient of seven divided by b minus two would be 7/(b-2)

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Key Vocabulary:

<em>Difference = Subtraction</em>

<em>Product = Multiplication</em>

<em>Quotient = Division </em>

<em></em>

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Answer:

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Step-by-step explanation:

(4, y) is a solution to x - 2y = 6.

Find the value of y:

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The value of y is '-1'.

(4, -1) is a solution to the equation.

Hope this helps.

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Then plug in x into one of the original equations

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