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Pollution of the rivers in the United States has been a problem for many years. Consider...
b, c and d please 6. Pollution of the rivers in the United States has been...
b, c and d please
6. Pollution of the rivers in the United States has been a problem for many years. Consider the following events: A: the river is polluted B: a sample of water tested detects pollution C: fishing is permitted Assume P(A) = 0.3, 0.20, P(B | A) = 0.75, P(C | A n B-0.20 Pl B l A') P(CI A'n B) 0.15, P(CI An') 0.80, P(C I A'nB) 0.90 (a) Find P(AnBnc). (b) Find P(B'nc). (c) Find...
Need question: b, c and d The answer of A is 0.084 6. Pollution of the...
Need question: b, c and d
The answer of A is 0.084
6. Pollution of the rivers in the United States has been a problem for many years. Consider the following events: A: the river is polluted B: a sample of water tested detects pollution, C: fishing is permitted. Assume P(A)-0.3, P(B | A)-0.75, A) 0.20, P(C|AnB)0.20, P(B P(C I A'n B)0.15, P(CI An B') 0.80 P(CI A'n B)0.90 (a) Find P(AnBnc) (b) Find P(B'nC). (c) Find the probability that...
6&7 6. Pollution of the rivers in the United States has been a problenm for many...
6&7
6. Pollution of the rivers in the United States has been a problenm for many years. Consider the following events: A: the river is polluted, B: a sample of water tested detects pollution C: fishing is permitted. Assume P(A) PlB | A,) 0.3. P(B1A)-0.75, 0.20. P(C' | A n B)-0.20. P(CIA, n B) 0.15. P(CI A'n B)-0.90. P(C | A n B')-0.80. (a) Find P(AnBnc. (b) Find P(B'nc. (c) Find the probability that the river is polluted. given that...
robem(1) Applications of statisties can be divided into two broad descript Andmernal states. Use your own...
robem(1) Applications of statisties can be divided into two broad descript Andmernal states. Use your own words to briefly define what descriptive statistics is and what inferential statistics is? Problem(2) Someone mention to you that there is a 6 6 9596-99% rule in statistics te your own words (or graph) to (briefly) explain what this rule is about? Problem(3) A sample (data set) contains the observations 13 12 15 10 9 11 16 find (a) the sample size? (b) ,...
Apps P Gmad YouTube Maps p li 015 Allen's hummingbird (Selasphorus sasin) has been studied by...
Apps P Gmad YouTube Maps p li 015 Allen's hummingbird (Selasphorus sasin) has been studied by zoologist Bll Alther.t Suppose a small group of 17 Allen's hummingbirds has been under study in Arizona. The average weight for these birds is x 3.15 grams. Based on previous studies, we can assume that the weights of Allen's hummingbirds have a normal distribution, with a0.34 gram. (a) Find an 80 % confidence interval for the average weights of Allen's hummingbirds in the study...
need answers!!! i Find the indicated probability by using the complementation rule. 13) The age distribution...
need answers!!!
i Find the indicated probability by using the complementation rule. 13) The age distribution of students at a community college ls Ewer 13) Under 21 21-24 25-28 29-32 33-36 37-40 Over 40 144 102 85 1457 A student from the community college is selected at random. Find the student is under probability that the 37 years old. Give your answer as a decimal rounded to three decimal places A) 0.070 B) 0.034 C) 0.092 D) 0.908 Find the...
8. Read problem 3.15 (pages 67-68) and then answer the questions below. a. What proportion in...
8. Read problem 3.15 (pages 67-68) and then answer the questions below. a. What proportion in the sample had a culture test? What proportion had the Strep A OIA test? What are the probabilities of outcomes in the sample for those with the Culture test? What are the probabilities of outcomes in the sample for those with the Strep A OIA test? Make a tree to illustrate the probabilities in a-b-c. b. c. d. Use numbers in the tree to...
Have to show work for every problem 4. A company uses three plants to produce a...
Have to show work for every problem
4. A company uses three plants to produce a new computer chip. Plant A produces 30% of the chips. Plant B produces 45% of the chips. The rest of the chips are produced by plant C. Each plant has its own defectiv rate. These are: plant A produces 3% defective chips, plant B produces 1% defective chips, plant C produces 5% defective chips. Hint: draw a tree diagram. (a) Construct a tree diagram...
b, c and d please
6. Pollution of the rivers in the United States has been a problem for many years. Consider the following events: A: the river is polluted B: a sample of water tested detects pollution C: fishing is permitted Assume P(A) = 0.3, 0.20, P(B | A) = 0.75, P(C | A n B-0.20 Pl B l A') P(CI A'n B) 0.15, P(CI An') 0.80, P(C I A'nB) 0.90 (a) Find P(AnBnc). (b) Find P(B'nc). (c) Find...
Need question: b, c and d
The answer of A is 0.084
6. Pollution of the rivers in the United States has been a problem for many years. Consider the following events: A: the river is polluted B: a sample of water tested detects pollution, C: fishing is permitted. Assume P(A)-0.3, P(B | A)-0.75, A) 0.20, P(C|AnB)0.20, P(B P(C I A'n B)0.15, P(CI An B') 0.80 P(CI A'n B)0.90 (a) Find P(AnBnc) (b) Find P(B'nC). (c) Find the probability that...
6&7
6. Pollution of the rivers in the United States has been a problenm for many years. Consider the following events: A: the river is polluted, B: a sample of water tested detects pollution C: fishing is permitted. Assume P(A) PlB | A,) 0.3. P(B1A)-0.75, 0.20. P(C' | A n B)-0.20. P(CIA, n B) 0.15. P(CI A'n B)-0.90. P(C | A n B')-0.80. (a) Find P(AnBnc. (b) Find P(B'nc. (c) Find the probability that the river is polluted. given that...
robem(1) Applications of statisties can be divided into two broad descript Andmernal states. Use your own words to briefly define what descriptive statistics is and what inferential statistics is? Problem(2) Someone mention to you that there is a 6 6 9596-99% rule in statistics te your own words (or graph) to (briefly) explain what this rule is about? Problem(3) A sample (data set) contains the observations 13 12 15 10 9 11 16 find (a) the sample size? (b) ,...
Apps P Gmad YouTube Maps p li 015 Allen's hummingbird (Selasphorus sasin) has been studied by zoologist Bll Alther.t Suppose a small group of 17 Allen's hummingbirds has been under study in Arizona. The average weight for these birds is x 3.15 grams. Based on previous studies, we can assume that the weights of Allen's hummingbirds have a normal distribution, with a0.34 gram. (a) Find an 80 % confidence interval for the average weights of Allen's hummingbirds in the study...
need answers!!!
i Find the indicated probability by using the complementation rule. 13) The age distribution of students at a community college ls Ewer 13) Under 21 21-24 25-28 29-32 33-36 37-40 Over 40 144 102 85 1457 A student from the community college is selected at random. Find the student is under probability that the 37 years old. Give your answer as a decimal rounded to three decimal places A) 0.070 B) 0.034 C) 0.092 D) 0.908 Find the...
8. Read problem 3.15 (pages 67-68) and then answer the questions below. a. What proportion in the sample had a culture test? What proportion had the Strep A OIA test? What are the probabilities of outcomes in the sample for those with the Culture test? What are the probabilities of outcomes in the sample for those with the Strep A OIA test? Make a tree to illustrate the probabilities in a-b-c. b. c. d. Use numbers in the tree to...
Have to show work for every problem
4. A company uses three plants to produce a new computer chip. Plant A produces 30% of the chips. Plant B produces 45% of the chips. The rest of the chips are produced by plant C. Each plant has its own defectiv rate. These are: plant A produces 3% defective chips, plant B produces 1% defective chips, plant C produces 5% defective chips. Hint: draw a tree diagram. (a) Construct a tree diagram...
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