just by looking at the graph  does this look like a relative distribuition graph? should there be no spaces between  the bars?  2)in general what does a relative distribution graph tell you? what analysis can i make with it with the graph i've produced if it is indeed a correctly formed

Q: A local county has an unemployment rate of 7.2%. A random sample of 18 employable people are picked…

A: It is given that n = 18 and p = 0.072.Hey there! Thank you for posting the question. Since your…

Q: Compute E(X).

A: It is given that the random variable X represents the number of batches ordered by a randomly chosen…

Q: 2. The table below shows the number of students in each section of a Further Education College…

A:

Q: How to find p-value in this problem.

A: The sample size n is 1100. The value of x is 950.

Q: regression is done on data that represent ordered pairs true or false

A: A regression analysis is carried out.

Q: Say you have a sample of size of n many independent observations X₁, X2,..., Xn from some unknown…

A: the variance of the sample mean is given by Var(X)=σ2n

Q: In 2010, shortly before a country's midterm elections, people in that country were dissatisfied with…

A:

Q: According to a leasing firm's reports, the mean number of miles driven annually in its leased cars…

A: Here given , Sample mean  = 13, 260 Population standard deviation  =  1560 Sample size  = 150…

Q: A major auto dealer has recently unleashed a new advertising campaign for its line of 4-wheel-drive…

A: The auto dealer is interested to see if the new commercial improves the chances of a person watching…

Q: The average production cost for major movies is 65 million dollars and the standard deviation is 21…

A: The question is about sampling dist.Given :Popl. avg. production cost for major movies (  ) = 65…

Q: consulting firm submitted a bid for a large research project. The firm's management initially felt…

A: Bayes' theorem is a fundamental concept in probability theory and statistics that allows us to…

Q: X y Z 52 124 79 69 137 83 For Table 2, determine the confidence intervals of: 1. The mathematical…

A: GivenXYZ52124796913783461269339134673313395

Q: An investigator hypothesizes that the improvement rate associated with a placebo is P1 = 0.45, and…

A: In this problem, we are investigating the improvement rates associated with a placebo and an active…

Q: A university student faces a statistics exam, which offers 4 response possibilities. The probability…

A:

Q: Given the contingency table shown here, does the decision to retire appear independent of the…

A: given, the contingency table:- Employee Retire (R) Work (W) Total Management (M) 13 18 31…

Q: The following set of data is given 78,79,79,79, 80, 82, 82, 85, 86, 88, 89,92,97. For this set of…

A: To find the value of the median of the dataset, we first arrange the values of the dataset in…

Q: Suppose you made 5 measures of your walking stride and got the following values: 0.81 m,  0.87 m,…

A: 0.81,0.87,0.79,0.84,0.83

Q: p value is incorrect. please fix that!

A: Take t value from above given data t = 0.6004 df = 57.7 ~ 58

Q: Say you have a sample of size of n many independent observations X₁, X2,..., Xn from some unknown…

A: We are given that X1 , X2 , X3, ....., Xn are random variables from some unknown distribution and…

Q: As the sample size, n, increases what happens to the standard deviation of the sample mean, X ?…

A: As the sample size , n increases then the standard deviation of the sample mean , x

Q: "Suppose that in the past, 33% of all adults favored capital punishment. Do we have a reason to…

A: The sampled no. of adults, n=68. The no. of sampled proportion, who favor capital punishment, x=14.…

Q: Students in a statistics class took their second test. The following are the scores they earned.…

A: The charts are the visual representation of the data set. It is used for easy understanding and…

Q: A poll is conducted to see who football fans favored in an upcoming championship from the home…

A: The contingency table from existing question is given as follows: State         Team: Hawks…

Q: Students in a statistics class took their second test. The following are the scores they earned.…

A: 62,56,54,59,69,81,62,61,68,61,77,73,72,91,61,53,85,52,58,50,60,56,84,58,90,70,78

Q: 8. Find each of the following probabilities for a normal distribution. a. p(z> +2.00) b. p(z >…

A: As per our guidelines we are suppose to answer only one question kindly post the remaining question…

Q: A research team conducted a study to examine the differences between male and female students in the…

A: A - The appropriate null hypothesis for the study problem could be:"There is no significant…

Q: Determine the coefficient of determination r^2,

A: The correlation coefficient is, r=n∑xy-∑x∑y∑x2-∑x2∑y2-∑y2  =143763-162×284142446-1622146180-2842…

Q: If n = 100 and p̂ (p-hat) = 0.4, construct a 95% confidence interval.

A: To find the 95% confidence interval for the population proportion. Given that,…

Q: The Computer Anxiety Rating Scale (CARS) measures an individual’s level of computer anxiety, on a…

A: 5

Q: ou may want to use the Excel Two Means Calculator found in the Course to complete this problem. An…

A: Given   Private Public Sample size 15 15 Average 97.60 84.3 SD 12.84 8.1

Q: There are many reasons adults use credit cards. A recent survey found that 66% of adults used credit…

A: 66% of adults use credit cards for convenience.Confidence level is 99% i.e., 0.99.Margin of error is…

Q: A newspaper published an article about a study in which researchers subjected laboratory gloves to…

A: We have given thatn1 = 282 n2 = 282 Significance level (α) = 0.10Now,p̂1 = 62%p̂2 = 14%  We have…

Q: national poll wants to determine what percent of all Americans favor a change in delivery to reduce…

A: A sampling frame refers to a list or a source that contains the individuals or elements from which a…

Q: The actual tracking weight of a stereo cartridge that is set to track at 3 g on a particular changer…

A: Thus, the shaded graph (i.e. the one on the bottom left) is correct

Q: 5. Jeff's javelin throwing distances have a mean μ and a standard deviation of 15 metres. A sample…

A: standard deviation(σ)=15 sample size(n)=36 Mean(x)=57.50

Q: Oil S U Bond S S U ur 털 팅

A: We can find set intersection of sets O and M by:1. Identifying elements of sets O and M2.…

Q: Assuming that the population is normally distributed, construct a 95% confidence interval estimate…

A: The question is about confidence intervalGiven :To find :1 ) 95 % CI estimate for the popl. mean…

Q: 27. Alarm Clock - Redundancy: You have two alarm clocks. The first one is successful 95% of the time…

A: Given that: The first alarm clock is successful 95% of time and the second alarm clock is successful…

Q: Fill in the P(X-x) values to give a legitimate probability distribution for the discrete random…

A: Given that,Value of X     P(X=x)-2                   x-1                   x3…

Q: Assume that adults were randomly selected for a poll. They were asked if they "favor or oppose using…

A: The question is about hypo. testingGiven :Randomly selected no. of adults who are in favor =…

Q: In late October, 1988, a survey was conducted by CBS News of 1500 adults in the United States to…

A: In this problem, we will explore the concept of conjugate priors and noninformative priors in…

Q: Babies born with low birth weights (less than 2500 grams) are at an increased risk for many infant…

A: The F test is used to compare the standard deviation of two samples. It is calculated by dividing…

Q: Say we have an unknown distribution and we are interested in a confidence interval for the…

A: We have an unknown distribution and we are interested in a confidence interval for the expectation,…

Q: Since its removal from the banned substances list in 2004 by the World Anti-Doping Agency, caffeine…

A: sample size n=10 sample standard deviation s= 19 the sample mean difference d= 18

Q: Most Connecticut households use gas, fuel oil, or electricity as a heating source. A random sample…

A: Data Electricity Electricity Electricity FuelOil FuelOil FuelOil Electricity Other…

Q: Answer the following questions regarding the two variables under consideration in a regression…

A: a. The dependent variable is the variable that is being predicted or explained by the independent…

Q: Claim: Fewer than 93% of adults have a cell phone. In a reputable poll of 1190 adults, 84% said that…

A: It is of interest to test the claim that fewer than 93% of adults have a cell phone.

Q: Is there a relationship between autism and what an infant is fed? To determine if there is, a…

A: Autism Breastfeeding Formula with DHA/ARA (FW) Formula without DHA/ARA (FO) Row Totals Yes 11 37…

Q: The grade-point averages of 12 college seniors selected at random from a graduating class are as…

A: The question is about measures Given : Randomly selected no. of college seniors ( n ) = 12   To…

Q: A researcher believes that about 74% of the seeds planted with the aid of a new chemical fertilizer…

A: Answer:- According to the given information,  Sample size, n = 180  Probability of success on a…