The graph of the discrete probability below represents the number of live births by a mother 46 to 51 years old who had a live birth in 2017. Probability 0.30- 0.25 0.20- 0.15 0.10- 0.05- 0.00- places.) 0 0.239 0.251 0.169 0.112 0.097 0.036 0.041 3 Number of Live Births 0.055 Find the means and standard deviation of the probability distribution. (Round to three decimal What is the probability that a randomly selected mother 46 to 51 years old who had a livebirth in 2017 has had her first live birth in that year? What is the probability that a randomly selected mother 46 to 51 years old who had a livebirth in 2017 has had her at most second live birth in that year? If a mother 46 to 51 years old who had a live birth in 2017 is randomly selected, how many live births would you expect the mother to have had? (Round to one decimal place if needed.)

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Q: WOW THANKS! Can you help with question 18 too? I realized I already answered 20 after i sent it

A: Here is the solution:

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A: Given:  NT=21T2-80T+24 , 4<T<34 Tt=6t+1.8T

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Q: A student wants to earn a C for a class. To get this grade, the average of his six test scores must…

A: Introduction: It is required to find the score on the sixth test, to ensure an average of 70.

Q: Hello, thank you for your answer but where is the rest?

A: given figure

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Q: hello, i need the answer for the second question as well. thank you

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Q: what is half of 3 and how

A: We can solve this as follows:

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Q: 3 4 B 2.

A: 23.(i)

Q: What is supposed to be in place of the question mark in Step 2?

A: Step - I: f(n) = 3n2 + 2n - 1         < 3n2 + 2n          ≤ 3n2 + 2n2 for n ≥ 1            = 5n2…

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A: The given function fx=5x. (a) Obtain the function fx=5x shifting 2 units upward as shown below. In…

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Q: Thank you for your help!  I was wondering if the last box with the answer -3 is actually 3?

A: Apologies for the inconvenience. Yes you are right. We are extremely sorry. It was a writing…

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Q: Since this is a second question, can you answer the other 2 sub parts

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Q: do 2nd question as well

A: To find the equation of the line tangent to the curve  at the point  on the curve.

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A: Given  If you are running a race and pass the person in 2nd palace.

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A: A). a=$3000,  r=3%=0.03  &  k=4.   B). Put a=$3000,  r=0.03,  k=4 & t=7 in At=a1+rkkt, we…

Q: There are 49 dogs signed up to compete in the dog show. There are 36 more small dogs than large dogs…

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A: 1) f(g(3))  Since ,  g(3)= 5 So,.     f(g(3))=f(5) = 1 2),  g(f(1))  Since.   f(1) = 3 Then ,…

Q: -9+b<45 can you help me with this please?

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A: The functions f(x) and g(x) are piece-wise functions. Comparing both the graphs the function f(x)…

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A: Consider the given graph: Observe the following: Maximum input is 2. Minimum input is -3. Maximum…