In a computer instant messaging​ survey, respondents were asked to choose the most fun way to​ flirt, and it found that ​P(D)=0.590​, where D is directly in person. If someone is randomly​selected, what does PD ​represent, and what is its​ value? What does PD ​represent?

Q: For a population with u=90 and o=20, a score of x=105 would correspond to a z-score of

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Q: We have 30 items to compare, but this time two of those items tend to cause bigger problems in th…

A: From the given information, There are 30 items to compare. Among the 30 items, 2 items are tend to…

Q: An automobile service facility specializing in engine tune-ups knows that 50% of all tune-ups are…

A: Given: 50% of all tune-ups are done on four-cylinder automobiles. 20% on six-cylinder automobiles…

Q: Derive u and show that 7 X is biased estimator of 2. Can you modify 7T -X in order to get an…

A: The expected value of X is defined as  μ=∫λ∞x.f(x)dx And an estimator to be unbiased its expected…

Q: which of the folowiny -xト! is -3x 2 へ pove seies fore =e.e e E (-)"(-3x) n ハン 0 37 B. e (3x)" nこO *ス…

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Q: What is s' (x) when s(x) = In (5x³ + 2x? + 4x +6)? Select the correct answer below: O In (15a2 + 4.x…

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Q: A factory received a shipment of 11 lightbulbs, and the vendor who sold the items knows there are 3…

A: Given in the question: Total bulbs, N = 11 Defective bulbs, x = 3 Now we will calculate the sample…

Q: The American Court Reporter Institute finds that the average student taking Elementary Machine…

A: Given : the average student taking elementary Machine shorthand will progress at the rate given…

Q: 22. If mTUV= (9x + 1), wTUW=(7x-9), and m F= (5r -11). find the value of x, 22

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Q: A Psearcher is asked to determine whether or not a productiv- ity objective (in dollars) of better…

A: Given: Sr. No. Data (x) 1 28000 2 67000 3 101000 4 99000 5 105000 6 82500 7 60500…

Q: Assume that human body temperatures are normally distributed with a. A hospital uses 100.6"F as the…

A: Solution: Let X be the human body temperatures are normally distributed with mean 98.23 F and…

Q: What is the purpose of testing whether β1=0? If we reject β1=0 does it imply a good fit?

A: β1 is the slope in a regression model.

Q: Find the probablity that in one day, the student is studying a. less than I hour b. between 2 and 3…

A: The random variable X be the total number of hours spent by a student to study The probability…

Q: If X is the number of heads obtained in four tosses of a coin, the 1 is 1+X mode of Y =

A:

Q: v at a = -11 since,

A: We have to choose the correct option according to the given condition

Q: Compute P2.

A: As per bartleby expert policy only one individual question is to be answered. Kindly repost second…

Q: The characteristic of Z3[x] is 6. a) True b) False

A: Determine whether the given statement is true or false.

Q: We want to know if the average time to give birth for a first time mom is different than for a woman…

A: Here we have to check whether given statement is true or false. Regarding the given hypothesis.

Q: The proportion of people who write with their left hand is equal to 0.21. Thich of the following is…

A: Type 1 error: rejecting null hypothesis when actually it is true Type 2 error: don't rejecting null…

Q: A tearm of eye surgeons has developed a new technique for a risky eye operation to restore the sight…

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Q: According to a recent Pew Research poll, 77% of Americans say that the u.s economic system unfairly…

A:

Q: So (X) exp survival functio II

A: Q

Q: A stake of Rs. 44 is to be won between 2 players A and B, whoever gets 6 in a throw of die…

A: total stake is 44

Q: Suppose O1 is twice as likely as O4, O1 is equally as likely as O2, O5 is 5 times as likely as O2,…

A:

Q: Suppose that we have two attributes, gender and programs and, we observe the values of both…

A: Given that T=28 The two way table is,   Computing Engineering Electronics and Instrumentation…

Q: B increases as µ deviates from µ, when Ho is false

A: Here use basic of type 2 error in graphical form

Q: Southwestern Electronics has developed a new calculator that performs a series of functions not yet…

A: 5.   Given that 4% of the new calculators developing mathematical inconsistencies. And there are 50…

Q: Gives a farme of v2 to within 10-3 Gives a farme of v5 to within 10-2

A:

Q: What would be your decision based on your p-value Reject Ho since the p-value > 0.1 Reject Ho since…

A: Sample proportion =98/245  p = 0.4   The test statistic is given by   p-value = 0.0504

Q: pre dieted Predic ted Classo 25 Class 1-customer places or der Achul Class 75 an ClaSsi ClassO 84…

A: Sensitivity=TPTP+FN Specificity=TNTN+FP

Q: An automobile service facility specializing in engine tune-ups knows that 60% of all tune-ups are…

A: It is known that 60% of the all tune-ups are done on four cylinder automobiles, 30% on six engine…

Q: Is (∑i=2 Xi)/(n-1) a consistent and unbiased estimator of E(X)? Explain your result.

A: An estimator is said to be consistent if the estimates converges to the true value (that is being…

Q: A. Fail to reject H, because the P-value, 0.0433, is greater than a = 0.05. B. Fail to reject H,…

A: It is known that if the p-value is greater than the level of significance, the null hypothesis does…

Q: 2.Find the aver ase value Of the functlon f(x)=x-6over [l,3]

A:

Q: answer the following:

A: Testing for “age and educ”:   State the null and alternative Hypotheses:   Null Hypothesis:   H0:…

Q: B increases as µ approaches from µo, when Ho is false True or False

A: Given problem Given that   B ( β )  increases as μ approaches from μ0, when Ho is false . Ans)…

Q: c) Let 8₁ X₁+2X₂+2X-X and 8₂=(X₁ + X₂ + X3 + X₁) be two unbiased estimators of 6. Which one of the…

A: Given X~Pois(θ) Mean=variance=θ  X1,X2,..Xn be the independent V(X1+X2+..+Xn)=V(X1)+V(X2)+..+V(Xn)…

Q: What is the P account value? a) 0.380 B) None NS) 0.033 D) Cannot be…

A: The data provided for the Chi-square test of the independence which is used to test the hypothesis…

Q: み Vcet-4+(4 c) dt

A: NOTE: Refresh your page if you can't see any equations. .

Q: (2) Find the value of ß (,-)

A:

Q: The academic planner of a university thinks that at least 34% of the entire student body attends…

A: Given: p= 0.34 Need to find null and alternative hypothesis.

Q: if you score on your next statics says is converted to a z-score, which of these z-scores would you…

A: Answer: if you score on your next statics says is converted to a z-score, which of these z-scores…

Q: x | X> 3) =? and E [X | X> 3] =?

A: X ∼ exp (λ)  having pdf  f(x)=λe-λx      x<0

Q: If dfB = 3 and dfT = 29 and Fobt = 3.15, what would you conclude using a = 0.05?

A: From the given information,DfB = 3DfT = 29Fobt = 3.15

Q: Suppose that X ~ Unif(-1,1). Compute (d) P(X = 0.5), (e) P(X² > 0.5).

A: Let ,  The pdf of X is ,  = 0 ; otherwise Our aim is to find the following :  d) P(X=0.5) e)…

Q: of 3 ty ?

A:

Q: Hello,       Can you tell me if I’m on the right track and can you tell me how to solve this problem…

A: Value of

Q: Is ~ pV ~ q true or false?

A: Given: p: It is the year 2020. The symbol ~ represents negation. ~p: It is not the year 2020 q:…

Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.