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2 years ago

14

find the size of each sample needed to estimate the difference between the proportions of boys and girls under 10 years old who

are afraid of spiders. Assume that we want a 95% confidence level and that the error is smaller than 0.03.

1 answer:

Alex Ar [27]2 years ago

6 0

Answer:

sample

Step-by-step explanation:

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Solve each inequality.

Roman55 [17]

Answer:

$\large\boxed{\boxed{\underline{\underline{\maltese{\pink{\pmb{\sf{\: Solution \hookrightarrow \: x > 5 }}}}}}}}$

Step-by-step explanation:

$\tt{x + 4 > 9}\\\\\sf{Bring \: 4 \: to \: the \: right \: side \: of \: the \: equation}.\\\\\tt{x>9-4} \\\\\sf{Subtract \: 4 \: from \: 9 \: to \: get \: 5}\\\\\boxed{\sf{x > 5}} \dashrightarrow \mathfrak{Answer}$

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$\sf{Hope \: it \: helps}\\\mathfrak{Lucazz}$

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2 years ago

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Evaluate the expression for x=5, y=-3 and z=7 *<br> 7 – 3y – 3z

kobusy [5.1K]

Answer:

-5

Step-by-step explanation:

i tried my best but this is the result

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3 years ago

78 students are going to be divided into 24 groups and the number of each group member will be either 4 or 2. How many groups of

True [87]

36 and 45 that will be your answer

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3 years ago

Identify the slope and y-intercept for each equation below.<br> y=2x-5

sammy [17]

Answer:

Slope=2

y-intercept=-5

Step-by-step explanation:

This equation is in the form of y=mx+b

m is the slope and b is the y-intercept.

Therefore, the slope is 2 and the y-intercept is -5

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2 years ago

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saul85 [17]

Answer:

Option B is the correct answer

Step-by-step explanation:

<u>A line segment is a line drawn with two end points.</u>

1.) Option A is a point

2.) <u>Option B is a line segment</u>

3.) Option C is a ray

4.) Option D is a line

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