Consider the data set given in the accompanying table     Construct a frequency marginal distribution.     x1 x2 x3 Marginal distribution y1 30 25 30 enter your response here y2 30 15 50 enter your response here Marginal distribution enter your response here enter your response here enter your response here enter your response her

Q: g. In general, will I use less gas driving 55 mph than 70 mph? h. Do English professors get paid…

A: Here we have to the given questions in only the Yes or No type. The given questions require data and…

Q: a) Research has shown at 55% of subscribers share their password with someone outside of their…

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

Q: Walmart has become the largest supermarket in America, and as Walmart grows, its net sales also…

A: Given, Walmart's Net Sales data per quarter from 2015 to 2021 as Year Quarter Net Sales$×108…

Q: 13.36 (EX) Pregnancy lengths 2/2: What is the probability that the average pregnancy length exceeds…

A: The given mean of the sampling distribution is 266 and standard deviation is 4.

Q: Aaliyah is 24 years old. Based on a normal distribution with mean 52.8 years and standard deviation…

A: We have:-   according to given question random  variable follows normal distribution as follows…

Q: Whenever someone compares experimental values to data in published journals and researches, which…

A: Whenever someone compares experimental values to data in published journals and researches, which…

Q: Last year, 40% of the students at GGC were in the School of Business, 10% of the students were in…

A: Null and alternative hypotheses: Null hypothesis is a nullified statement about population parameter…

Q: d be the next step for a research project?

A: Achievement Group 1 Achievement Group 2 Achievement Group 3 20 19 60 40 25 65 49 20 69 50 29…

Q: Suppose a coin is weighted so that it comes up heads 60% of the time. What is the probability of…

A: Given information: Number of trials (n)=50 Probability (p)=0.60 Find: P(X≥25)

Q: Finding a small value of the p-value (less than 5%)   Group of answer choices 1. Indicates evidence…

A: Here, level of significance is 5% and p value is less than level of significance.

Q: 3) Suppose in MSU, 12 out of 200 students are covid positive. If 300 students are selected for COVID…

A: 12 out of 200 students are covid positive p(covid positive)=12200=0.06here p=0.06q=1-0.06=0.94 n=300…

Q: Suppose that the random variable z has a standard normal distribution. Find each of the following z…

A: Solution:   a) Z0.27=0.613   b) Z0.32=0.468   c) Z0.06=1.555

Q: Question 11 A factory knows that the weight of bags of chips they make will vary slightly. If the…

A:

Q: Answer the following: 9. How many sandwiches can be made with either white, wheat, or rye bread,…

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

Q: Refer to Exhibit 10-30. What is the distribution of the test statistic in this problem? Chi Square…

A: Assumptions for t distribution are given below: Samples are independently and randomly selected…

Q: sing Appendix C-1 or Appendix C-2 find the p-value for each test statistic. (Round your answers to 4…

A: Given that  Test statistic  z=1.71 , z= -1.65 ,z= -182

Q: The table below gives the list price and the number of bids received for five randomly selected…

A: Obtain the value of estimated slope.   The value of slope is obtained below as follows:   From the…

Q: Do you need inferential statistics to answer each of the following questions? (for each question…

A: Here we have to the given questions in only Yes or No type.

Q: Calculate the p-value for this test. v. State the conclusion of this test. Give a

A: Test statistic (z)=2.4093 Claim on alternative hypothesis two tailed test.  NOTE:- According to…

Q: 13.32 (EX) Glucose testing 1/3: Shelia's doctor is concerned that she may suffer from gestational…

A: GivenMean(μ)=125 mg/dlstandard deviation(σ)=10 mg/dlA patient is classified as having gestational…

Q: Two major automobile manufacturers have produced compact cars with the same size engines. We are…

A: From the provided information, Samples are independent. Sample size (n1) = 8 and n2 = 8

Q: A manager is interested in determining if the population standard deviation has dropped below 130.…

A: Given claim: The population standard deviation has dropped below 130. Null Hypothesis: H0:σ≥130…

Q: IQ scores on the WAIS test approximate a normal curve with a mean of 100 and a standard deviation of…

A: Given that mean,μ=100 standard deviation σ=15 a) What IQ score is identified with the upper 2…

Q: Kelly plans to go on a vacation to Las Vegas during Christmas, but the availability of rooms in the…

A: Kelly plans to go on a vacation to Las Vegas during Christmas, but the availability of rooms in the…

Q: Exhibit 13-21 Source of Variation Between Groups (Treatment) 6,000.0 Within Groups (Error) Total Sum…

A: Solution-: Source of variation SS df Mean Square F Between Groups (Treatment) 6000 5 1200 4.17…

Q: Copy Data Step 1 of 4: Calculate the expected value for the number of readers from a rural area who…

A: Given that  Total rural = 217 Total Self-help = 116 Total 449

Q: Suppose IQ scores are normally distribut a mean of 100 and a standard deviation What is the…

A: Solution:  Let X be the IQ scores are normally distributed with mean 100 and standard deviation 15.…

Q: You are called on to decide how your company should produce its new cell phone screen defroster (for…

A:

Q: Would observations or interviews be more appropriate to research the following topic? How bullying…

A: In this case, it is needed to determine whether observations or interviews be more appropriate to…

Q: Consider the perfectly competitive market for steel. Assume that, regardless of how many firms are…

A:

Q: Hedging can also be considered the act of transforming a risky portfolio/asset into a risk-free…

A: Hedging:  It means , which eliminates all risk in portfolio known as Hedging .

Q: You want to make a confidence interval for the true average number of users of the video server at…

A: Note: There are two intervals for finding the confidence interval for true population mean: t…

Q: What level of data is "number of offenses"?

A: Interval data: On top of ordinal data, interval data is built. It not only describes the order of…

Q: An office manager claims that the mean time required to handle a customer complaint is less than 30…

A:

Q: according to flightstatus.com American Airlines flights from Dallas to Chicago are on time 80% of…

A: Givenpercentage of flights on time =80%No.of flights are randomly selected=20

Q: Measurements of the weights of a random sample of 400 ball bearings made by a certain machine one…

A: Here, mean is 0.87 and standard deviation is 0.018. Sample is 400 We will one sample z confidence…

Q: Suppose IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. What…

A:

Q: 5.17 If X represents the number of people in Exer- cise 5.13 who believe that antidepressants do not…

A: 5.17Givenp=0.70sample size(n)=5Let "x" be no.of people who beleive that antipressants do not cure…

Q: 8.7 In this problem we refer to Example 8.6. Suppose the random variables (X₁, Y₁), (X2, Y2),...,…

A: We have two independent random variables Xi,Yi i=1,2,....,n and for each i, they are distributed as…

Q: A student wanted to establish whether physical inactivity increases the likelihood of  students…

A: Solution-: Given data:  120,120,150,140,130,150,160,120, 125,130,142,…

Q: I run a between-subjects experiment with two experimental conditions. My analysis returns a p-value…

A: p value is used to make results for hypothesis.

Q: Consider a t-distribution with 13 degrees of freedom. Find P(t < - 0.81). Question Help: Post to…

A: Givendegrees of freedom(df)=13required probability is P(t&lt;-0.81)

Q: Males at Minimum Wage Males below Minimum Wage Females at Minimum Wage Females below Minimum Wage…

A:

Q: x y y 11 1.0 1.0 10- 9 2.0 2.0 8 3.0 3.0 7- 4.0 4.0 6 K 5 5.0 5.0 4 6.0 6.0 3. 2. 7.0 7.0 1. X 8.0…

A: Non linear Relationship:  When the points (X,Y) on the graph follows a curve which is not linear…

Q: Plot the density curve.

A: Given X~U(4,6)

Q: Identify whether the variable is continuous or discrete: Gender.

A: Variable : it has two types Discrete  or continuous  Discrete : data which can be counted. Example :…

Q: 9.16 Comparing Breathing Frequencies in Swimming. Researchers from the United Kingdom studied the…

A:

Q: the country of United States of Heightlandia, the height measurements of ten-year-old children are…

A: Given that  Mean = M = 53.6 , Standard deviation = SD = 5

Q: The following are the ratings of males by females in an experiment involving speed dating. Use the…

A: Given: Number of ratings given by females = 20 n = 20

Q: alugmo ( Past records for the Victory Boulevard Medical Center indicate that at any given time (when…

A: x P(X) 0 0.03 1 0.05 2 0.08 3 0.15 4 0.23 5 0.24 6 0.22