Kindly answer letters d, e and f only.

Q: A muliple regresion of y on a cnstant x and x produces the folloing results. =4+0.4x + 09%, R = 860,...

A: @solution:::/  

Q: 10. Two types of rice varieties are being considered for yield and a comparison is needed. Thirty he...

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Q: Let A and B be two events such that 0 < P(A) < 1. If P(B|A) = P(B|Ac), prove mathematically (not int...

A: Given that A and B be two events such that 0 &lt; P(A) &lt; 1. If P(B|A) = P(B|Ac), We have to prove...

Q: An article suggested that yield strength (ksi) for A36 grade steel is normally distributed with u = ...

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Q: 5. In Example 11.2, the gamma distribution was usedto model the skewness to the right of the lifetim...

A: . In Example 11.2, the gamma distribution was usedto model the skewness to the right of the lifetime...

Q: Construct a frequency distribution using the ages of 50 richest people in the world in 2009. Using 8...

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

Q: The probability of getting heads from throwing a fair coin is 1/2. The fair coin is tossed 5 times. ...

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Q: A section of highway is posted with a 55 mph speed limit. In fact, speeds of cars traveling on this ...

A: GivenMean(μ)=58 mphstandard deviation(σ)=5 mph

Q: 1. UWI.GPA = 1. 29+.453ScoSciGPA+ 0.094ArtsGPA, n = 141, R² =. 176 UWIGPA – University of the West I...

A: We have to  Proof that  E(β^1)=β1 And  E(β0^)=β0      

Q: The average salary of bank managers in a certain city is $85,600 pesos per hour with a standard devi...

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Q: Suppose X1, X2, ... , Xn is a random sample and Xi = {1, with probability p 0, with probabil...

A:   Given that, X1, X2, ... , Xn is a random sample and Xi = {1, with probability p         0, with pr...

Q: Find P(-.45≤ z≤ .35)

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Q: The following is the distribution of marks obtained by 109 students in a subject in an institution. ...

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Q: 1. DIRECTION: FIND THE AREA UN 1. Z =-2.13 2. Z = 0.46 3. Z = 3.8 %3D %3D %3D

A: Given that  1) Z=-2.13 2) Z=0.46 3) Z=3.8 Find the area under normal curve  Note: According to bartl...

Q: For a t distribution with 16 degrees of freedom, find the area, or probability, in each region. (Rou...

A: Given : degree of freedom, df= 16

Q: According to a recent survey, 35% of respondents drive Japanese-made cars. From a random sample of f...

A: We have given  Number of trials n =15 Success of probability p =÷5%=0.35 X~binomial (n,p)

Q: The length of time it takes for a manufacturer to build a car is normally distributed with a mean of...

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Q: The mean height of women in a country (ages 20 - 29) is 63.9 inches. A random sample of 70 women in ...

A: Let X be the random variable from normal distribution with mean (μ) = 63.9, standard deviation (σ) =...

Q: Calculate P, for the following data relating to the height of the plants in a garden Heights (in cm)...

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Q: If X has an exponential distribution with λ=2. Calculate the following P(X≤0)=? P(X≥2)=? P(1<X<2)=...

A: According our policy we can answer only first three subpart for remaining please repost the question...

Q: Suppose that the number of customers entering a bank in one hour is a Poisson random variable and su...

A: We have given that  P(X=0)=0.02 We use poisson probability distribution.  I want to find mean and va...

Q: Previous question Assume that we want to construct a confidence interval. Do one of the following, a...

A: Givensample size(n)=185Mean(x)=30.4standard deviation(s)=6.1confidence level = 90%

Q: What is the income distribution of super shoppers? A supermarket super shopper is defined as a shopp...

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Q: The following are the weights of 10 children admitted in a hospital on a particular day. Find the me...

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Q: Men who smoke are 24 times more likely to develop lung cancer than men who don't The lifetime risk o...

A: Given information:- PLung cancer=115=0.0667PNo lung cancer=1-PLung cancer=1-115=0.9333

Q: Show that - N(H, n¬1£)

A: Given  x~Nμ,Σ μ~Nμ0, k-1Σ Σ~W-1Σ0,mxi∈Rd

Q: According to the Statistical Abstract of the US, 1995 , the mean per capita consumption of fresh fru...

A: Given,mean(μ)=99.9standard deviation(σ)=30

Q: Find the range and standard deviation of the following set of data. 168​, 177​, 163​, 174​, 167​, ...

A: Given 168​,177​,163​,174​,167​,186​,162 Range The range of a data set in statistics is the differenc...

Q: has averaged 7.48 mg/L with a standard deviation of 1.6 mg/L. If 10 students measure the sulfate in ...

A: Given: sample size, n = 10Mean, μ =7.48std. deviation, σ = 1.6    

Q: The panels for the Pulsar 32-inch widescreen LCD HDTVS in a production run were checked by examining...

A: Given, n = 30 Number of Defective panels, x: 0,1,2,3, 4 or more Frequency, f: 21,6,1,2,0  

Q: Use technology (Desmos or graphing calculator) to create a linear regression (line of best fit) to d...

A: Given :  

Q: (a) What is the probability that a randomly selected 49- to 52-year-old mother who had a live birth ...

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Q: An article suggests that substrate concentration (mg/cm3) of influent to a reactor is normally distr...

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Q: Calculate the geometric mean of the annual percentage growth rate of profits in business corporate f...

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Q: A European growth mutual fund specializes in stocks from the British Isles, continental Europe, and ...

A: Given: Mean = 1.2, s = 1.3

Q: Just answer question 7  QUESTION 5 According to a recent survey, 35% of respondents drive Japanese-m...

A: 7)Givenp=0.35n=15Let "x" be the no. driving a Japanese -made carx~Binomial(n=15,p=0.35)p(X=x)=(nx)×p...

Q: The carbon monoxide (CO) level in a manufacturing plant is supposed to be about 50 parts per million...

A: Given: sample size(n)=10mean(μ)=50standard deviation(σ)=8.07 sample mean: x=∑xii=1nn=59510=59.5

Q: average salary for bank managers in a certain city is $91,900 pesos per hour with a standard deviati...

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Q: The average salary of bank managers in a certain city is $85,600 pesos per hour with a standard devi...

A: Given data is Mean(μ)=85600standard deviation(σ)=22400

Q: If we could not measure the population mean, we could use the sample mean as a point estimator of th...

A: Given:  we could not measure the population mean, we could use the sample mean as a point estimator ...

Q: In a sales effectiveness seminar, a group of sales representatives tried two approaches to selling a...

A: Required probability is P(S)

Q: The heights of fully grown trees of a specific species are normally distributed, with a mean of 61.0...

A: GivenMean(μ)=61.0standard devaition(σ)=7.50sample size(n)=18

Q: A kindergarten teacher wishes to estimate, to within 3 minutes, the mean time a child takes to arran...

A: GivenMargin of error(E)=3standard deviation(σ)=4.2confidence interval = 90%

Q: 34% of CSU students participate in the Statistics Games while they attend CSU. You take a random sam...

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Q: The average salary for bank managers in a certain city is $91,900 pesos per hour with a standard dev...

A: Let random varible X be the average salary for bank managers.given,  mean(μ)=91900$           standa...

Q: In each case, determine the value of the constant c that makes the probability statement correct. (R...

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Q: The average salary of bank managers in a certain city is $85,600 pesos per hour with a standard devi...

A: Given that: Population mean = $ 85600 Standard deviation = $ 22400 P{ 75000&lt; x &lt; 95000} = ????...

Q: The average salary of bank managers in a certain city is $85,600 pesos per hour with a standard devi...

A: Let X be the random variable from normal distribution with average or mean (μ) =$ 85600 and standard...

Q: A sample of size 25 drawn from a normally distributed population has a sample mean 12 and a sample s...

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Q: Sixty-eight percent of online courses taught at community colleges nationwide were taught by full-ti...

A: We have given that  Sample size n =44 Favorable cases x =34 Sample proportion p^=x/n  =34/44 =0.7727...