years in the 20th century. Note the

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A:

Q: Q5) b) In an advertising award, there are 3 winners out of 100 cards. If a person purchases 13…

A: n be the sample size=100,  3 cards winner out of hundred Let X be the number of purchase cards…

Q: Exam For a group of 200 candidates, the mean and standard deviation of scores were found to be 40…

A:

Q: b) Suppose that a South African Broadcasting Corporation (SABC) official wants to conduct a survey…

A: The provided information are: Margin of error(E)=3%=0.03Confidence level=95%Sample…

Q: Initial Chicken Weight 42 33 33 45 39 36 32 41 40 38 35 Final Chicken Weight 95 77 80 100 97 70 50…

A: Solution: From the given information,

Q: f(x)= 2(1+x) 117 Find (a) P(X<9); (b) P(2≤X<9).

A: x is continuous random variable with pdf f(x)=2(1+x)117        1≤x≤10

Q: List the elements in roster form, given A = { x Ι x ∈ Ν, and  1 <  x ≤ 6}

A: Solution - Given that  List the elements in roster form, given        A = { x Ι x ∈ Ν, and 1 &lt; x…

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A:

Q: d. Given the preceding results, what are the percentage of women and the percentage of men in the…

A: only d From given data we have : P(A1)=47%=0.47P(W|A1)=50%=0.50P(W|A2)=45%=0.45

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A: The mean is 162 lb and the standard deviation is 39 lb.

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A: For the given data perform t test for one population mean

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A: Small Medium Large Total Yes 125 81 40 246 No 75 119 160 354 Total 200 200 200 600

Q: P(more than 1 defective part per box) (Round to three decimal places.)

A: From given data we have : n=10 p=3%=0.03

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A: We have given that following table   A B C Total  Male 2 11 5 18 Female  6 13 16 35 Total…

Q: Suppose that a South African Broadcasting Corporation (SABC) official wants to conduct a survey in…

A: given data margin of error = 3%∴E = 0.03p^ = 0.7095% ci for P  ; n = ?

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A:

Q: 1. What is the correlation coefficient for the two variables listed below? It is probably easiest to…

A: Data given X:19,4,12,54,51,53,64,82,85,86 Y:1,14,65,54,96,98,91,88,96,66

Q: 44 68 71 80 62 48 64 63 78 60 81 35 258523 49 69 56 89 65 45 84 57 70 95 37 71 86 45 35 45 65 56 78…

A:

Q: Density of the earth In 1798, the English scientist Henry Cavendish measured the density of the…

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A: Given that  Total Boys = 12 , Total girls = 8 Committee of members = 6

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A: It is given that 8% of internet users of age 18 and more are vloggers. Thus, the percentage of…

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A:

Q: 1. A mail-order computer business has six telephone lines. Let X denote the number of lines in use…

A: Discrete variable are countable and finite number of observations. The probability measure the…

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A: The given data represents multiple regression model. There are two independent variables and 1…

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A: Please find the explanation below. Thank you.  Here Null hypothesis is…

Q: X; 8) (o, elsewhere i) Show whether or not >, is a consistent estimator of the parameter 1.

A:

Q: Let A = {4, 5, 7, 8, 9, 10) and B = {2, 4, 8). Indicate if each statement is true or false. 10 € A…

A: With given sets Indicate if each statement is true or false

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A: In hypothesis testing, there are always two hypotheses. These are null and alternative hypotheses.…

Q: Find the percentile for the data point Data set: 124 136 128 122 130 132 122 120 127 124 128 138 120…

A: Ans#- Data set: 124, 136, 128, 122, 130, 132, 122, 120, 127, 124, 128, 138, 120, 124, 126, 121;…

Q: 44 68 71 80 48 64 78 60 81 35 49 53 69 89 65 45 84 57 70 95 37 Q6) for the following data 71 86 45…

A: Data given…

Q: Let U = {2,4,6,8,10,12} A = {2,4,6,12} B = {6,8,10} C = {2,4,10,12} Determine A - C

A: Solution - Given that Let U = {2,4,6,8,10,12}   A = {2,4,6,12}   B = {6,8,10}   C = {2,4,10,12}…

Q: State the null and alternative hypotheses to determine if the average number of hours until spoilage…

A: It is given that For preservative A, sample size n1 = 16, sample mean = 108.7 and sample SD s1 =…

Q: llowing and justify your answer:

A: There are two types of distributions of data item : symmetric and asymmetric.  The "normal…

Q: Solve: 2(-46-8) +26 = 5(−7b — 11) +11. Provide your answer below: b= =

A:

Q: Q4) Data of 100 students' score was orded. The arithmetic mean and standard viation were 60 and 15…

A:

Q: A popular theory is that presidential candidates have an advantage if they are taller than their…

A: The question is about paired t test Given :   To find : To test the claim that popl. of height of…

Q: The given data set is: 10 19 5 5 Find the median. сл 16 7 19 22

A: given data,10,19,5,5,16,7,19,22here we have to find out the median for given data score here n= 8

Q: Yearly Income 27 22 34 28 36 39 33 42 46 Years on the Job 8 4 12 9 16 14 10 15 22 Job Satisfaction…

A: The given data represents multiple regression model. There are two independent variables and 1…

Q: Driver’s exam Three 15-year-old friends with no particular background in driver’s education decide…

A: Given that,  Driver’s exam Three 15-year-old friends with no particular background in driver’s…

Q: Seat Designs. In Exercises 7-9, assume that when seated, adult males have back-to-knee lengths that…

A: From the provided information, Mean (µ) = 23.5 Standard deviation (σ) = 1.1 X~N (23.5, 1.1)

Q: Determine if the statement is True or False. If a statement is false, explain why. {1, 8, 6, r} =…

A: We have given that two sets such that  {1, 8, 6, r} = {6, r, 1, 8} We have to explain whether it is…

Q: 3. Suppose that all of the outcomes of a random variable are {a,b,c,d,e}, and that each outcome as…

A: Definition: two events are independent iff P(A and B)=P(A) P(B) Given information A={a,b}, B={b,c},…