& Obtain the regression equations from the data given below: 1 2 9 8 3 4. 6. 8 10 12 11 13 14 16 15 Enter textPlot the regression equati on on a graph paper and determine X and Y Also calculate the value o f correlation coefficient.

Q: For the following set 4 data 13,16, 15, 22, 26, 32, 37, 37, 40, 44,47 55, 59, 62, 67,77,78, 83 a) Co...

A: Frequency polygon is a graph that used to represent the data set. It used to understand the spread o...

Q: In Shell Pulung Bulu, the yearly data of cars that have been serviced and the gross receipts are sho...

A: a From the provided information x y xy x2 361 3844 1387684 130321 270 1962 529740 72900 306...

Q: . Approximate the probability of fewer than 350 errors in a month. 2. Approximate a value so that th...

A: Phoenix water is provided to approximately 1.4 million people who are served through more than 362,0...

Q: Suppose that the data below are independent observations on random variables Y1, Y2, . Yı2 from an E...

A:

Q: You want to estimate the mean load needed to pull apart the pieces of wood to within a plus or minus...

A:

Q: Calculate Coefficient of Concurrent Deviations from the data given below : No. of Workers: 300 350 4...

A: Solution:

Q: 7: Calculate D, and D, for the data given below : Class-interval 0-10 10-20 20-30 30-40 40-50 50-60 ...

A:

Q: In 2006 the mean weight of men was believed to be 86.8 kg. To test for an increase in the weight a r...

A: Given μ=86.8n=100x¯=88.7s=11.64α=0.05

Q: Given a sample mean of 6.05, sample size of 35, and a margin of error 1.45, determine the associated...

A:

Q: Three containers contain the numbers 0, 1, and 2. Construct the sampling distribution of the sample ...

A:

Q: Number of roaches and pill bugs in each chamber over time(Light vs. dark)

A: Given information: The data represents the values of number of roaches and pill bugs (isopods) in ea...

Q: 1. For the following set of data. 13, 16, 15, 22, 26, 32, 37, 37, 40, 44, 47, 53, 55, 59, 62, 67, 77...

A:

Q: Let x denote the amount of gravel sold (in tons) during a randomly selected week at a particular sal...

A:

Q: Given: 4 = 43,0 3. What is the raw score when:

A: Let X be the raw score from normal distribution with mean (μ) = 45 and standard deviation      (σ) =...

Q: Round up the following calculated sample size. Show your solutions. A. 1. n = 507.49 2. n = 247.51 3...

A: Given,n=507.49

Q: The sum of two numbers is 45. The first number is twice large as the second number. What are the num...

A:

Q: 1. Give below is the data on production of a company (in lakhs). Year: 1983 1984 1985 1986 1987 1988...

A:

Q: Calculate Coefficient of Concurrent Deviations from the data given below: No. of Workers: 300 350 40...

A: For the given concurrent variables we need to calculate the Coefficient  of Concurrent Deviations  f...

Q: The results of an investigation by an expert on a fire accident are summarised below: (i) The probab...

A:

Q: There are 10 red and 10 blue boxes in a cart. Determine the number of ways to arrange the 20 boxes o...

A:

Q: Purchases made at small "corner stores" were studied by the authors of a certain paper. Corner store...

A:

Q: What is the appropriate Alternative hypothesis for this problem? What test statistic will be used f...

A: It is given that Sample size n = 112 Sample mean = 2.00 Population SD = 1.20 Level of significance =...

Q: Let x denote the amount of gravel sold (in tons) during a randomly selected week at a particular sal...

A: For the given f(x ) Find (a) P (x> 1/4 ) = ? ( b ) P( X>=1/8 ) =>

Q: A person drives for 200 kilometres at a speed of 30 k.p.h. He drives another 200 kilometres at a spe...

A: Solution is given:  

Q: 4. The data below represents the weights of patient fitted with a holter monitor (in pounds). 120 13...

A:

Q: Suppose that x has a beta distribution with parameters a = 2.4 and ß = 1. Determine to 4 decimal pla...

A: Solution

Q: A box contains 5 balls. Two are numbered 3, one is numbered 4, and two are numbered 5. The balls are...

A:

Q: Problem 3 The time T, in days, that it takes you to hand in your homework has an erponetial distribu...

A: Given,f(t)=e-t; t>00; otherwise

Q: An oil company conducts a geological study that indicates that an exploratory oil well should have a...

A:      Define the random variable, its type of distribution, and  compute for the variable/measure t...

Q: The test consist of 60 multiple-choice type of questions ranging over a wide variety of topic. The s...

A:

Q: ) If the probability of a student receiving financial aid is 0.72, find the mean and variance of the...

A: Given: probability of a student receiving financial aid is 0.72 p=0.72 number of students(n)=40000  

Q: If the probability of a student graduating is 0.95, find the probability that more than 472 students...

A: Considering given student has the only options of "graduating" (i.e., success) or "not graduating" (...

Q: Suppose we have a uniform random variable U where -1 <u<1. There also exist {U%}f=1where each Ug are...

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case yo...

Q: For a population with u = 100 and o = 20, what is the X value corresponding to z = 1.50? O 130 O 30 ...

A:

Q: what is the range? give the correct answer. a. 49 b. 48 c. 79 d. 31

A: Range = Largest observation - smallest observation Here largest observation = 79 Smallest observatio...

Q: (c) Interpret each of the probabilities in part (b) and explain the difference between them. (1) P(5...

A: Given that, a playlist on a music player consists of 100 songs, of which seven are by a particular a...

Q: You wish to test the following claim (HaHa) at a significance level of α=0.02α=0.02.       Ho:μ=80....

A:

Q: Question 1 You and your 4 other friends play 5 ranked games in Mobile Legends every day for the past...

A: E(X)=∑X.P(X)

Q: give the correct answer. compute the sample standard deviation. a. 6.96 b. 6.16 c. 7.12 d. 8.56

A:

Q: Calculate the Karl Pearson's coefficient of skewness from owing data : Size : 1 2 3 4 5 7 Frequency ...

A: Given: Size Frequency 1 10 2 18 3 30 4 25 5 12 6 3 7 2

Q: Calculate the first four moments about 30 for the following distribution and convert them into centr...

A: Concentration of all the values around the central value of the given data is known as measures of c...

Q: Given: 4 = 45, a = 3. What is the raw score when: 3. z = 2.14 4. z =-0.27

A:

Q: 2. In a certain barangay, a researcher wishes to determine whether the average expense of the famili...

A: Given,sample size(n)=15sample mean(x¯)=P 8500standard deviation(S)=P 1500α=0.01

Q: exact

A: Here use binomial distribution  Finite number of toss Each trial is independent from each other  Th...

Q: Fill in the blanks to complete the following statements. (a) For the shape of the distribution of th...

A:   For the shape of the distribution of the sample proportion to be approximately normal, it is requi...

Q: size n=329n=329 in which there are 108 successes. What is the test statistic for this sample? (Repo...

A:

Q: Suppose an interval estimate for the population mean was 62.84 to 69.46. The population standard dev...

A: Given : Interval estimate for the population mean was 62.84 to 69.46 Population standard deviation (...

Q: For the followng set 4 data 13, 16, 15, 22, 26, 32,37, 37, 40,44, 47 55, 59, 62, 67,77,78, 83 a) Con...

A: Class boundaries : subtracting 0.5 from lower class limit and adding 0.5 to upper class limit. Count...

Q: Suppose that X has a lognormal distribution with parameters 0 = 2 and w² = 9. Determine the followin...

A: Note:  P-value is taken from standard normal distribution table.

Q: (d) Compute the 10% trimmed mean. Compare with the results in (a) and (b) and comment.

A: Data is given : We have to calculate 10%trimmed mean 1 :  we have to arrange the data 2 : remove 10%...