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docker41 [41]
3 years ago
6

Need help with question 7Quick!!!Help Help HELP

Mathematics
1 answer:
goldfiish [28.3K]3 years ago
6 0
I think it is ae if i get it wrong sorry goodluck
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Males have red blood cell counts with a mean of 4.719 and a standard deviation of .490, while females have red blood cell counts
iVinArrow [24]

Answer:

  • <em><u>The female  has a higher count relative to the sample of females than the male relative to the sample of males.</u></em>

Explanation:

When you want to compare the means of two samples with different statistics you may use the z-score.

The z-score measures how far a value (data point) is from the mean, in terms of the standard deviation.

The z-score is calculated as:

          z-score=(x-\mu )}/\sigma

Where:

          x=\text{value of the data}\\\\\mu =mean\\\\\sigma = \text{standard deviation}

<u>1. Male with a count of 5.58 </u>

       z-score=(5.58-4.719)/0.490=1.757

<u />

<u>2. Female with a count of 5.23</u>

     z-score=(5.23-4.349)/0.402=2.192

Therefor, the z-score of the female is greater than the z-score of the male.

The greater z-score means that, relative to her group, the female has a higher count than the male.

7 0
3 years ago
You receive two quarters, one dime, and four pennies back in change. Write the amount as a fraction in simplest form
Ahat [919]

\frac{50}{100}  =  \frac{2}{4}  =  \frac{1}{2}
\frac{10}{100}  =  \frac{1}{10}
\frac{4}{100}  =  \frac{2}{50}  =  \frac{1}{25}
\frac{1}{2}  = .50
\frac{1}{25}  = .04
\frac{1}{10}  = .10
7 0
3 years ago
Read 2 more answers
Help ASAP! 25 points! I will also give brainliest!
Kazeer [188]

Answer:

756 m²

Step-by-step explanation:

I just know the answer XD

3 0
3 years ago
Rob borrows $15.00 from his father, and then he borrows $3.00 more. Drag numbers to write an equation using negative integers to
Paul [167]

Answer:

Rob owes his father=-$15-$3= -$18

Step-by-step explanation:

Rob borrows $15 first and then $3.

Since we have to use negative integers, so

-$15-$3= -$18

4 0
3 years ago
Read 2 more answers
I NEED HELP ASAPPP!!!! It’s urgentttttt!!!!
Akimi4 [234]

Answer: (x - 2)² + (y - 14)² = 1

Step-by-step explanation:

<u>Concept:</u>

Here, we need to know the idea of the circle formula.

Circle formula: (x - h)² + (y - k)² = r²

Center = (h, k)

Radius = r

If you are still confused, please refer to the attachment below for a graphical explanation.

<u>Solve:</u>

Center = (2, 14)

Radius = 1

<em>Given formula</em>

(x - h)² + (y - k)² = r²

<em>Substitute the value into the formula</em>

(x - 2)² + (y - 14)² = (1)²

<em>Simplify</em>

(x - 2)² + (y - 14)² = 1

Hope this helps!! :)

Please let me know if you have any questions

8 0
3 years ago
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