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3 years ago

Question on picture:

Mathematics

1 answer:

malfutka [58]3 years ago

8 0

I’m pretty sure this is AA similarity

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In a recent survey of 500 social media users, 300 stated that they were concerned about privacy. Assuming the distribution is ap

Vesnalui [34]

Answer:

Standard error for the proportion of social media users who are concerned about privacy

S.E = 0.0219

Step-by-step explanation:

Explanation:-

Given data recent survey of 500 social media users, 300 stated that they were concerned about privacy

Size of random sample 'n' = 500

x = 300

sample proportion $p = \frac{x}{n} = \frac{300}{500} = 0.6$

Standard error for the proportion of social media users who are concerned about privacy is determined by

$S.E = \sqrt{\frac{p(1-p)}{n} }$

$S.E = \sqrt{\frac{0.6(1-0.6)}{500} }= 0.0219$

7 0

4 years ago

Tonisha has a lemonade stand. She has $36 in expenses and wants to make at least $55 per day.

Inessa [10]

Answer:

x - 36 ≥ 55

Step-by-step explanation:

x is the total amount of money earned. You subtract 36 from x because that's the amount of her expenses. The answer has to be either equal to or greater than 55 since she wants to make at least $55 per day.

4 0

3 years ago

Simplify the following expression: (2x^3 y)^4 / 3x^2 (4x^5 y^2)

Paraphin [41]

I believe that 64x^19y^6 over 3 is the correct answer

5 0

4 years ago

What is the value of "m" equal?

Vaselesa [24]

The answer for m is 7/2

5 0

3 years ago

Read 2 more answers

Saturday morning Brett made one batch of orange juice with 1 cup of concentrate and 4 cups of water. What percent of the batch w

Usimov [2.4K]

Answer:

80% of the batch is water.

Step-by-step explanation:

If 1/5 of the batch is concentrate, that leaves 4/5 of the batch being water. 4/5 simplifies out to .8, which is 80%.

7 0

3 years ago