The amount of weight on an ACME tractor trailer is known to have a normal distribution with mean 9.5 tons and standard deviation 0.5 tons. What is the probability that the weight on a randomly chosen truck exceeds 10.3 tons?

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A: We have given that p = 0.70 n = 100 We have to calculate  P(x> 0.65) 

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Q: _17. 6 8 10 4 P(X) -0.6 0.2 0.7 1.5 18. 1 3 4 P(X) _19. 8 12 P(X) 2 3

A: As per guidelines expert have to answer first question three subparts only dear student please uploa...

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A: The teacher selects 10 left-handed and 10 right-handed students. What type of sampling was being use...

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Q: 3. If (X(t)} is a WSS process and if Y(t) = h(u) X(t – u)du, then (i) Ryy (T) = R(T)* h(-t) and (ii)...

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Q: A Gallup poll asked a sample of Canadian adults if they thought the law should allow doctors to end ...

A: Givensample size(n)=260x=163p^=xn=163260=0.6269

Q: Yij - y = yij – J,. = yj - , + , -y. Given %3D | (Yj – y)? [(Yj – Y;) + Cỹ, – y) - - i. be

A: Given that yij-y¯..=yij-y¯i.+y¯i.-y¯.......................(1)yij-y¯..2=yij-y¯i.+y¯i.-y¯..2............

Q: llustration 10. Obtain the value of median from the following data: 753, 91, 384, 591, 522, . 777, 2...

A: Arrange the given data in ascending order384 , 391, 407 , 522 , 591, 672 , 753, 777, 2488sample size...

Q: A bag contains 7 white, 6 red and 5 black balls. Two balls are drawn at random. Find the probability...

A: Given,no.of white balls=7no.of red balls=6no.of black balls=5Total no.of balls=18

Q: A university plans to invest in a particular project. There is a 35% chance that the university will...

A: Given,35% chance that the university will lose 30,000 phpand 25% chance that the company will make 5...

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A: Given data;   Logo A Logo B Total Students 14 86 100 Teachers 14 11 25 Total 28 97 125 A...

Q: Person Milktea Kilos Gain А 13 25 9. 19 C 16 27 14 31 12 13 F 6 32 G 10 31

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Q: The scale of the correlation coefficient is: a. nominal

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Q: 3. Find the probability area between z = -0.25 and z= 1.5.

A: The standard normal variate is used to measure the number of deviations from the mean. The probabili...

Q: II. Calculate 1) mean 2) median 3) mode 4) range 5) variance and 6) standard deviation data 2 4 6. 7...

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for...

Q: 3. If (X(t)} is a WSS process and if 00 Y(t) = | h(u) X(t – u)du, then - 00 (i) Ry (t) = R(T)* h(-t)...

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Q: Use the given data to find the equation of the regression line. Round the final values to three sign...

A: We have given that,  The data set is,  x 24 26 28 30 32 y 15 13 20 16 24 Then,  We will find thr reg...

Q: how much will he expect to gain/lose in return? No

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Q: Blood pressure in men: The three quartiles for systolic blood pressure in a sample of 3184 men were ...

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Q: if power is 90%, this implies that you have: -a 90% chance of making a type 1 error - a 90% chance o...

A: Type I error: The type I error if the null hypothesis is rejected when it is actually true.

Q: You collect information on a random sample of women and obtain estimates on vitamin D exposure. Howe...

A:  The variability shows the difference between the sample data from the population data. For example,...

Q: How a large sample should be taken to be 95% sure that the error of estimation does not exceed 0.3 u...

A: Givenstandard deviation(σ)=5Margin of error(E)=0.3confidence interval=95%

Q: 12. Compute the amount of information and the redundancy of the following data presented in the tabl...

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Q: Q1 A watch manufacturer claims that their watches on average will neither gain nor lose time during ...

A: Followings are the Explanations of the question Calculate the Sample Mean and Sample Standard deviat...

Q: which of the following statements is true if when using null hypothesis testing, our p value (in the...

A: Decision rule: If p-value is less than or equal to significance level, reject null hypothesis If p-v...

Q: 4. Let ß be an n-dimensional random vector of zero mean and positive- definite covariance matrix Q. ...

A: Given that β be an n-dimensional random vector of zero mean and positive definite covariance matrix ...

Q: 1. Which investment give a higher expected profit? 2. If the businessman is willing to take a risk, ...

A: here for investment A mean = 7200 variance = 14760000   for investment B mean = 7500 variance = 8425...

Q: Show that E(X(X – 1)) = µ(µ – 1) + o². If c is a constant, show that E((X – c)²) = (µ – c)² + o².

A: It is given that Mean E(X) = μ and Variance V(X) = σ2

Q: An electrical firm manufactures light bulbs that have a length of life that is approximately normall...

A: GivenMean(μ)=800standard deviation(σ)=40sample size(n)=26

Q: From the following data construct an index for 2016 taking 2017 as base : Commodity A B Price in 201...

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Q: When choosing a non-directional hypothesis, we:   a. are choosing a one-tailed test.    b. decreas...

A: A Hypothesis test can be formed, with either directional hypothesis (or) non direction hypothesis. W...

Q: In the context of national level sports competitions, in a province there are four athletes who will...

A: Given Information: Consider the data that shows the results of the four players A, B, C, and D. N...

Q: The area between t = -1.321 and t = 1.321 can be found using 1 - 2(area to the right of t = 1.321). ...

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Q: Lesson 11 Q6 The following table shows the sale of each fruit in a shop. Fruits Number of Fruits App...

A: Given data is Fruits Number of Fruits Apples 24 Oranges 20 Pomegranate 15

Q: 1800 candidates appeared for an examination, 450 were successful, 340 had attended a coaching class ...

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Q: Find out the number of students securing second division in the University examinations from the fol...

A: @solution:::::  

Q: Extrapolate the business done in 2018 from the following data : 2014 2013 2015 2016 2017 Year Busine...

A: Let Yi's represent the businesses done and X'i represent the years.  Then Extrapolation formula is g...

Q: Pearson r of .70 is how much stronger than a Pearson r of .00 in terms of shared variance between th...

A: We have given that  r = 0.70 and also r = 0.00  

Q: Which one of the following is the characteristic of inference that cannot be legitimately drawn from...

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Q: The number of accidents in a week is ___________? A.a continuous random variable. B.a discrete rando...

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Q: The mean life of a sample of 10 electric light bulbs was found to be 1.456 hours with standard devia...

A: There are two independent samples which follows normal distribution. We have to test whether there i...

Q: Present the following data of the percentage marks of 60 students in the form of a frequency table w...

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Q: A card is drawn from the pack of 52 cards. This experiment is repeated 20 times. The probability dis...

A: Given data is  X 1 2 3 4 P(X) 12/20 2/20 2/20 4/20

Q: Illustration 3. Find out the value of quartile deviation and its cocfficient from the following data...

A: Solution,  We have to find quartile Devitation Therefore, quartile Devitation = Q3-Q1/2 Q3=40 Q1=15 ...

Q: -2.33 +2.95 0.0099, z = -2.33. For the area of 0.9901, z = 0.9901, z = +2.33. A right-tailed test wi...

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Q: Lesson 8 Q9 A study involved a paired design with a total of 22 observations, with the results assu...

A: Given: A study involved a paired design with a total of 22 observations, with the results assuming a...

Q: 8. Which of the following does not represent an example of a discrete probability distribution? c. 6...

A: Given We want choose appropriate option for given statement.