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loris [4]
3 years ago
12

The proportion of adult women in a certain geographical region is approximately 49.49​%. A marketing survey telephones 100100 pe

ople at random. Complete parts a and b below. ​
a) What proportion of women in the sample of 100100 would you expect to​ see? . 49.49 ​(Type an integer or a​ decimal.) ​
b) How many​ women, on​ average, would you expect to find in a sample of that​ size? nothing women
Mathematics
1 answer:
Alinara [238K]3 years ago
8 0

Answer:

a) 49%

b) 49

Step-by-step explanation:

We have that:

The proportion of adult women in a certain geographical region is approximately 49%.

a) What proportion of women in the sample of 100100 would you expect to​ see?

The same as the region, that is 49%.

b) How many​ women, on​ average, would you expect to find in a sample of that​ size?

There are 100 people. In the region, the proportion of women is 49%.

So, in a sample of 100 people, you would expect to find 49 women.

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I wrote these questions as one big question but decided to do them separately...
Alex17521 [72]

Answer:

448 tracks

Step-by-step explanation:

So first we need to figure out what 28% of 350 is and then add that value onto 350.

  • First we need to convert 28% into a decimal or a fraction
  • 28% is equivalent to 0.28, \frac{28}{100}, and \frac{7}{25}
  • I will use 0.28 for simplicity

To figure out what 28% of 350 is, we need to multiply 350 by one of the three options above

  • (350)(0.28) = <u>98 tracks</u>

Now that we have figured out what 28% of 350 is, we can now add this value to 350 to get the total number of tracks.

  • 350 + 98 = 448 tracks
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3 years ago
Help me match these formulas pleasee:(
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Hope I Helped :D




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Answer:

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Step-by-step explanation:

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