n=12, CL=90% x2 an-1

Q: A group test was administered and has the ff. results: Zac's score Subject x Physics sd 60 10 85 Mat...

A: Z-score : The Z-score shows however way a price deviates from the quality deviation. The Z-score, co...

Q: development of Process Flow Diagram? Is it necessary for industrial engineers to know the creation o...

A: Flowchart: When designing and planning a process, flowcharts can  help you identify its essential st...

Q: At a .01 significance level with a sample size of 10, find the critical value for the correlation co...

A: Givenα=0.01sample size(n)=10

Q: Example 5. For the following data, find the standard deviation and the co-efficient of variation. Ma...

A:

Q: In the previous lessons, you learned of the importance of the mean and the standard deviation. You a...

A: Solution: Given

Q: . Consider an experiment that records the error (difference) between the actual and estimated quarte...

A: Given that -Consider an experiment that records the error (difference) between the actual and estima...

Q: llustration 45. Calculate the Seasonal Index from the following data using the aver= 2nd Quarter 68 ...

A: seasonal indices in three steps: Calculate total average, that is, sum all data and divide by the nu...

Q: Determine the probability mass function of X. Use the probability mass function to determine the fol...

A: Here use basic probability  Here total no of experiment performed  = 6 Probability = (no of Favorabl...

Q: Every year, a major university assigns Class A to ~16 per cent of its mathematics graduates, Class B...

A:

Q: Calculate the correct mean and standard deviation.

A: Here use standard deviation and mean formula 

Q: Consider a model: y=BO+B1x1+B2x2+B3x3+u You want to test the null hypothesis B1-3B2=1 Define T=B1-3B...

A: Consider a linear model  Y=β0+β1x1+β2x2+β3x3+υ where βi's are the coefficients and xi's are the expl...

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

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

Q: (b) Use this table or the ALEKS calculator to find the area under the standard normal curve to the l...

A: Given : Let X~N0,1

Q: 1. Data were collected to explain the satisfaction rating a caller gives a customer representative b...

A: From the given table the Regression output needs to be generated: SUMMARY OUTPUT              ...

Q: In Alpha College, students are required to join at least one school club to get extra-curriculum act...

A: Given information: x 1 2 3 4 P(X = x) 0.10 2k k + 0.1 k  

Q: A researcher studying reaction time of drivers states that, A 95% confidence interval for the time i...

A:

Q: Moving from static efficiency state with an unlimited resource supply to a dynamic efficiency state ...

A: Question:

Q: A random sample of 35 scores from the Gen Math examination of ABM learners is taken and gives a samp...

A:

Q: 1.The average length of a flight by regional airlines in the United States has been reported as 464 ...

A: Q. 1 Given : sample size(n)=30Sample mean(x)=479.6sample standard deviation(s)=42.8    

Q: 1. Three balls are randomly chosen with replacement from an urn containing 5 blue, 4 red, and 2 yell...

A: Given Information: An urn contains 5 blue balls, 4 red balls and 2 yellow balls. Three balls are ran...

Q: a.Construct the probability distribution of X. b.Find the probability of winning any amount in the p...

A: here prepare table from given information  here ticket cost = 1000  and there are 3 prizes of differ...

Q: .The average length of a flight by regional airlines in the United States has been reported s464 mil...

A: We have given that  Sample size n = 30 Sample mean =479.6 Standard deviation =42.8

Q: 1 The probability of a man hitting a target is How many times must he fire so that the probability o...

A:

Q: Given a sample size of 400 with a mean of 80 and the population standard deviation is found to be 35...

A: We have given that,  Sample mean (x̄) = 80, population standard deviation (σ) = 35 and sample size (...

Q: Given the interval (112, 136), what is the point estimate? 12 a 115 124 24

A:

Q: Below are dot plots from five different samples. For each, indicate in the table if they do or not s...

A: We have given that  Dot plot  I want to  check sample size n are equal are not from dot plot. 

Q: 14) A fair coin is flipped twelve times. What is the probability of the coin landing heads up exactl...

A:

Q: exchange

A: Non Probability Sampling: This sampling doesn't take in account the associated probability linked wi...

Q: The ranking of ten students in two subjects A and B are as follows : A: 3 5 4 7 10 2 1 В: 6 4 8 1 2 ...

A:

Q: Table entry Table entry for z is the area under the standard Normal curve to the left of z. > TABLE ...

A:

Q: From the following data compute the value of harmonic mean: Class interval 10-20 20-30 30-40 40-50 5...

A:

Q: In 2006, the average household debt service ratio for homeowners was 14.35. The household debt servi...

A:

Q: Let X denote the vibratory stress (psi) on a wind tur- bine blade at a particular wind speed in a wi...

A: Given that :  We have to find:  a. Verify that f(x; theta) is a legitimate pdf.   b. Suppose theta ...

Q: Find the mode of the following : Marks : 1-5 6-10 11-15 16-20 21-25 16 32 24 No. of candidates : Mar...

A:       Class Frequency (f) 0.5 - 5.5 7 5.5 - 10.5 10 10.5 - 15.5 16 15.5 - 20.5 32 20.5-...

Q: Heart failure is due to either natural occurrences (84%) or outside factors (16%). Outside factors a...

A: Let us suppose there is a sequence of trials, each having two outcomes, Success and Failure. The tri...

Q: Suppose you are incharge of rationing in a State affected by food shortage. The following reports ar...

A:

Q: Insurance: An insurance company sells a 1-year term life insurance policy to an 85-year-old woman. T...

A:

Q: If {X(1)} is a Gaussian process with µ(t) = 10 and C(t,, t2) = 16 e-'1-12 find the probability that ...

A:

Q: Find the probability of each event. 13) A fair coin is flipped six times. What is the probability of...

A:

Q: For each of the following problems, (a) Write the important information, (b) Verify the CLT conditio...

A: Given : Population standard deviation (σ) = 0.12 Sample size (n) = 36 Sample mean (X¯) = 16.1 Confid...

Q: The following table gives the percent of fat found in 5 randomly selected containers of each of two ...

A: 1. 2 Samples T-Procedures Here we have to give two brands  Brand A and Brand B we have to test their...

Q: Property (4) of power spectral density. Prove that the spectral density of any WSS process is non-ne...

A:

Q: 4. A traffic accident witness said that the license plate number contains the letters RLH, followed ...

A: Given,The license plate number contains the lettersRLH , follwed by 3 digits and the 1st digit being...

Q: Energy consumption: The following table presents the average annual energy expenditures (in dollars)...

A: Given:

Q: 3 with graph

A: The z test are used to measure the mean significance exist between the sample and population. Used w...

Q: A multiple choice test consists of 8 questions with 3 answers (of which only one is correct). A stud...

A:

Q: r numbers 6 to 7: The the campus. He tasked an office to determine the total number of laboratory ro...

A: Simple random sampling: It is a type of probability sampling in which the researcher randomly selec...

Q: The process C is defined by C= A | B, where A and B are defined by A = a.0 B =ā.0 a. What are the th...

A:

Q: probability that exactly four of the first seven sold have cracked screens?

A: Here given In both question it is without replacement model  So use hypergeometric distribution 

Q: 36. The probability that Tom and Jerry will be alive in 50 years are 0.35 and 0.55, respectively. If...

A:   Here, P(Tom alive ) =0.35 P(Jerry alive )=0.55 P(Both ) =0.35×0.55 =0.1925