What is the probability that  a husband will not vote, given that his wife will not vote?

Q: How long do people spend travelling to work?the answer may depend on where they live .Here are the t...

A: The mean of some assumed observations (i.e., the mean travel times of the 15 given peoples in this c...

Q: You are given the values of sample means (X) and the range (R) for ten samples of size 5 each. Draw ...

A: Given: n 5 D3 0 D4 2.115 A2 0.58   sample no X bar R 1 43 5 2 49 6 3 37 5 4...

Q: Basic illustration corp. produces and sells product X. The selling price is 25 and the variable cost...

A: Sales increase 800,000 to 900,000 Degree of operating leverage = 5 Expected profit to increase =? 

Q: 3. The adjoining table of ten 34 96 61 85 49 undom numbers of two digits each is provided to the fie...

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Q: Four fair coins are tossed. X is the number of heads that occur. (1) Find the probability function o...

A: Given that  Four fair coin are tossed  X=Number of heads n=4 , p=1/2=0.5 , q=1-p=1-0.5=0.5 X~Binomia...

Q: et x be the number of red balls among 3 balls randomly selected from a bag containing 9 black ball a...

A: Given that  x = The number of red balls among 3 balls randomly selected from bag. Number of black ba...

Q: Two items R and S belong to one test of numerical ability. Item R is passed by 50 and failed by 40 s...

A: R = 90 Passed  : 50  , failed  : 40 S= 90 Passed : 60, failed : 30 Correlation =? 

Q: A manager of a pizza restaurant has changed the restaurant's delivery process in an effort to reduce...

A: Given that ; Population mean = 25 minutes Sample mean = 22.4 minutes Sample standard deviation = 6 m...

Q: Very likely Fairly likely Not too likely Not likely Reference the frequency distribution to create p...

A: Given that  Response  Frequency  Very likely  487 Fairly likely  625 Not too likely  3456 ...

Q: Suppose that X1, X2,... Xn are n values of a variable X and X is the arithmetic mean. Can we obtain ...

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Q: Given a normal distribution with u = 51 and o= 8, and given you select a sample of n= 100, complete ...

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Q: Bý applying the method of differences calculate the pearson r for the following data. 11. 18 16 15 1...

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Q: a recent study, investigators were interested in examining the association between blood glucose con...

A: Given: n(total) = 418 n(Hyperglycemia) = 280 n(dead | hyperglycemia) = 80 n(Hypoglycemia) = 138 n(de...

Q: 4. The quantity of Calcium level in the blood of a man follows a normal distribution with a standard...

A: Introduction: It is required to identify the confidence level, which suggests that the confidence in...

Q: The biconditional of two true propositional variables or two false propositional Varlables is A True...

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Q: Suppose X and Y have the following joint probabilities: p(1, 1) = 0.30 p(1,2) = 0.20 p(2, 1) = 0.10 ...

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Q: The capacitances of certain electronic components have a normal distribution with a mean u = 175 ar ...

A: Given : The capacitances of certain electronic components have a normal dist. with  Mean (μ) = 175 S...

Q: tSTAT = (Type an integer or a decimal.)

A: Here use test statistic formula 

Q: 3.77 If Y has a geometric distribution with success probability p, show that P(Y = an odd integer ) ...

A: Y has a geometric distribution with success probability =p We have to prove P(Y=an odd integer) = p/...

Q: 3) Ball beoning of agiven brand Lweight 0:50g with of 0.02g.cohatis the probobility that too. lots o...

A: Given: Ball bearings of a given brand weigh 0.50 g with a standard deviation of 0.02 g.

Q: P(X 1) = P(2 1) =

A: Let X be the Discrete random variable having probability mass function is,  fx(x) = (8/7)*(1/2)^x , ...

Q: In a research study, a researcher studied the relation between calf circumference, hip bread th and ...

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Q: Discuss the Layout of R.B.D.

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Q: Explain the relationship between the statistical GM: Y, = Bo + B] x; + u;, teN and the estimated ort...

A: and the estimated orthogonal decomposition:

Q: Basic illustration corp. produces and sells product X. The selling price is 25 and the variable cost...

A: Before the selling price and variable cost is P40 and the sales is 11000 therefore total sales = P44...

Q: Create a relative frequency distribution and round the answers to two decimal places. Relative Respo...

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Q: a) A and B are disjoint (i.e. mutually exclusive). b) A and B are independent.

A: Here use basic of independent events and mutually exclusive events 

Q: The absolute measure of association for a case-control study is the odds ratio. Justify your answer.

A: yes The absolute measure of association for a case-control study is the odds ratio.  because odd rat...

Q: The table given below gives the Reven intelligence score and age of a group of students of Class-X. ...

A: Given:   Age in year Intelligence score 15 16 17 18 19 41-45 5 6 4 2 1 36-40 2 3 4 3 2 31...

Q: The sample space of a random experiment is Ω={a,b,c,d,e,f} and each outcome is equally probable. A r...

A: We have given that,  Outcome a b c d e f X 0 0 1.5 1.5 2 3

Q: 2.33 College smokers: At a university, 16% of students smoke. a) Calculate the expected number of sm...

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Q: For certain data the following regression equations were obtained: 4х — 5у + 33 % 0 20x + 9y - 107 =...

A: The two regression equations are given as: 4x -5y + 33 = 0 20x -9y -107 = 0

Q: Consider an environmentalist examines two forests, forest A and forest B. The proportion of maple tr...

A: Given: n1=35n2=35p^1=0.38p^2=0.24

Q: Following is the data of sales figure of a company for 100 days: Compute the average deviation. Sale...

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Q: body temperatures of a group of healthy adults have a bell-shaped distribution with a mean of 98.11°...

A: As per guideline expert have to answer first question only dear student please upload other question...

Q: 1. Consider a heterogeneous labor economy with a population L = 100. The raw productivity z of indiv...

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Q: Find the random variable and its probabilities for each given item. Construct a probability distribu...

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Q: ASSIGNMENT: NOTE : the number of class is 7 Find the mean, median, and mode Given below is the set o...

A: Measure of central tendency is used to measure the average of all the observation in the sample. Mea...

Q: An oil company purchased an option on land in Alaska. Preliminary geologic studies assigned the foll...

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Q: You are given the values of sample means (X) and the range (R) for ten samples of size 5 each. Draw ...

A:

Q: A die is thrown at random. What is the expectation of the mumber on it ? 5 1 3 4 6. 1/6 116 1/6 1/6 ...

A: Given that  Probability mass function of X is  x 1 2 3 4 5 6 P(X=x) 1/6 1/6 1/6 1/6 1/6 1/6 ...

Q: Find thế mean for the set of grouped data. Interval Frequency 0.5-2.5 2.5-4.5 4.5-6.5 6.5-8.5 1 4. T...

A: The table shows the set of grouped data.

Q: 1. The Poisson distribution is often used to describe how many times an event takes place within a c...

A: Maximum likelihood estimation represents one of the most important approaches to estimation in all s...

Q: The following information related to works in an industrial town is given: Average wage per month in...

A: Both the above two questions given are same.   Answering one 

Q: Suppose a bank branch, located in a commercial district, is concerned with its service during the no...

A: We have given that data  Observations in the ascending order are :0.38,2.44,2.95,3.37,3.45,3.61,4.32...

Q: Question: (a) Find the probability of getting the sum 7 on at least 1 of 3 tosses of a pair of fair ...

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any ...

Q: What is moving average? What are its uses in analysis of time series? Given the numbers 2, 6, 1, 5, ...

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Q: Q1: Two equal dice are rolled simultaneously. Let V represent the difference in the number of dots o...

A: Please note that as per our company's guidelines we can answer one question if multiple questions ar...

Q: A researcher wants to know if a person would likely follow the smoking behavior of his/her father. A...

A: Any assumption about the parameter or probability function is known as Hypothesis testing. For the G...

Q: Use Fisher 's form find the price index number of the following table: Commodity Unit Base Year Curr...

A: Index numbers are statistical devices to measure the relative changes in the level of phenomenon wit...