Alice works at a health care facility. She has measured the hemoglobin levels of 200 people. The data follows a normal distribution with a mean of 14 g/dL and a standard deviation of 1. From the given data, we can conclude that about people have hemoglobin levels less than 13, and about people have hemoglobin levels greater than 14.

Answers

Answer 1
Answer: Since the data follows a normal distribution, the 68-95-97 rule can be used to describe the number of people falling under N standard deviations from the mean. Since the standard deviation is 1, hemoglobin levels of 13 -15 g/dL contains 68% of the sample, or 136 people. This means the 32 people have less than 13 g/dL and 32 people have more than 15 g/dL.
Answer 2
Answer:

Answer:

Step-by-step explanation:

took the test and got it right


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Simplify the expressing by combining like terms 1 + 3x - 8x + 7​

Which is f(5) for the function –2x2 + 2x – 3? –107 –63 –43 –37

Answers

If f(x) = - 2x² + 2x - 3, then f(5) will be
f(x)=- 2x^(2) + 2x - 3\n f(5)=- 2(5)^(2) + 2(5) - 3\n f(5)=- 2(25) + 10 - 3\n f(5)=-50 + 10 - 3\n f(5)=-43

Thus, your answer is C, -43.

You can just put that value 5 in place of x and then evaluate the output.

The value of f(5) for the given function is given by:

Option C: -43

How to evaluate functions on a given point?

Use the definition of function to evaluate the function on a given point. Most of the time, in general cases, the function will be algebraic and you just need to replace the input variables with the value of the point you want to evaluate the function on.

How to evaluate f(5)?

Since it is given that

f(x) = -2x^2 + 2x - 3

thus, replace x with 5 everywhere and evaluate the result as:

f(5) = -2 * (5)^2 + 2 * (5) - 3 = -2 * 25 + 10 - 3 = -50 + 7 = -(50 - 7) = -43\nf(5) = -43

Remember that 2x is 2 multiplied by x, and so as -2x^2 = -2 * x^2

And x^2 = x * x

We get,

The value of f(5) for the given function is given by:

Option C: -43

Learn more about evaluating a function here:

brainly.com/question/2753269

I need help filling out the boxes because I'm not understand the pattern going on.

Answers

ΔRST: R(-2, -3)
            S(0, 2)
            T(2, -3)

ΔR'S'T': R'(-6, -9)
              S'(0, 6)
              T'(6, -9)

S' = 3S
T' = 3T

Calculate angle ACD

please help​

Answers

Answer:

∠ ACD = 70°

Step-by-step explanation:

The angle on the circle subtended by arc AB is half the angle at the centre subtended on the same arc, that is

∠ ACD = (1)/(2) ∠ AOB = (1)/(2) × 140° = 70°

Draw the solution for 4(2+10) when using the distributive
property.

Answers

It would be 8 + 40 because you multiply the 4 by the 2 and 10

Betty sets up a lemonade stand and charges $1 per glass. It cost her $50 to set up the stand. Which function gives the profit, p, she makes by selling g glasses of lemonade? The number of glasses of lemonade, g, that Betty needs to sell to make a profit, p, if the setup cost her $50 is given by the function . f(g) = .

Answers

If you would like to find the function that gives the profit Betty makes by selling a number of glasses of lemonade, you can find this using the following steps:

p ... profit
g ... glasses of lemonade

f(g) = p = g * $1 - $50

The correct result would be f(g) = g * $1 - $50.

Answer with explanation:

Amount charged to Betty for Lemonade Stand = $ 50

Amount charged by Betty for a glass of Lemonade= $ 1

Variable , P is used to denote Profit.

Variable, g , is used to denote number of glasses of Lemonade Sold.

If Betty wants to make a profit, then

   → g (Number of glasses of lemonade Sold) > 50

 ⇒Profit (P)=[Number of glasses of Lemonade Sold (g)>50]×$ 1 -$50

P=g -50, where, g >50,that is a positive integer,greater than 50.

Set up Cost , of $ 50 is represented by the function , f(g).

So, the above function changes to

P = g - f(g)

Need help with all please??!!!!

Answers

9.V = (√(3))/(2)a^(2)h
   V = (√(3))/(2)(4)^(2)(8)
   V = (√(3))/(2)(16)(8)
   V = (√(3))/(2)(128)
   V = (128√(3))/(2)
   V = 64√(3)\ cm^(3)
The answer is D.

10. V = ¹/₃πr²h
      V = ¹/₃(3.14)(6)²(10)
      V = ¹/₃(3.14)(36)(10)
      V = ¹/₃(3.14)(360)
      V = ¹/₃(1130.4)
      V = 376.8 cm³
The answer is C.

11. V = ¹/₃πr²h
      V = ¹/₃(3.14)(6)²(10)
      V = ¹/₃(3.14)(36)(10)
      V = ¹/₃(3.14)(360)
      V = ¹/₃(1130.4)
      V = 376.8 cm³
The answer is C.

12. V = 1
¹/₃πr³
      V = 1¹/₃(3.14)(3)³
      V = 1¹/₃(3.14)(27)
      V = 1¹/₃(84.78)
      V = 113.04 cm³
The answer is C.

13. V = 1¹/₃πr³
      V = 1¹/₃(3.14)(12)³
      V = 1¹/₃(3.14)(1728)
      V = 1¹/₃(5425.92)
      V = 7234.56 cm³
The answer is A.

14.        S = 4πr²
        324π = 4(3.14)(r)²
324(3.14) = 4(3.14r²)
   1017.36 = 12.56r²
     12.56      12.56
            81 = r²
              9 = r

V = 1¹/₃πr³
V = 1¹/₃(3.14)(9)³
V = 1¹/₃(3.14)(729)
V = 1¹/₃(2289.06)
V = 3052.08
The answer is D.

15. The answer is A.
16. The answer is A.
17. The answer is B.
18. The answer is C.
13. c
14. d
15. b
Sorry if I am not correct I'm only in 6th grade