QUESTION 4 In an Independent Samples T-Test output, a Levene's test significance of (p>0.202) means that: The group variances are equal The two group means are equal The group variances are not equal The two group means are not equal

Q: Suppose we denise a binomial chance experiment do www. Six times. that we want. probability of find…

A: 4) Binomial distribution problem  Probability of success (p) = 1 Then probablity of failure (q) = 0

Q: mazon.com - Onl You wish to test the following claim (H) at a significance level of a = Ho: P1 = P2…

A: α=0.002n1=321p^1=0.474x1=0.474*321=152.15n2=713p^2=0.532x2=0.532*713=379.316p¯=x1+x2n1+n2=152.15+379…

Q: Which of the following is false about the margin of error of a confidence interval?   As sample…

A: Given that  Statements about confidence interval.   We know that  Margin of error (E)  = Zc x σn…

Q: What is the probability that a customer has to wait more an 15 minutes to get his service completed…

A: It is given that  λ = 6 per hour μ = 10 per hour We know that 60 minutes = 1 hour 15 minutes = 1/4…

Q: In a survey, 17 people were asked how much they spent on their child's last birthday gift. The…

A: Answer:- Given  Sample size (n) = 17  the sample mean (x) = 37.2  Standard deviations (s) = 3.49…

Q: Concurrent Validity. When the instrument can predict results similar to those similar tests already…

A: Given: Concurrent Validity Definition and Examples

Q: An article in the Los Angeles Times (Dec. 3, 1993) reports that 1 in 200 people carry the defective…

A: Given information: PDefective gene=1200=0.005 n = 2000

Q: he quality department at an electronics company has noted that, historically, 91% of the units of a…

A: From given data : 91% of the units of a specific product pass a test operation, 6% fail the test but…

Q: c) What should the guaranteed delivery time be on packages so that 90% of the packages will be…

A: The given mean is 15 and standard deviation is 2.

Q: The blue catfish (Ictalurus Furcatus) is the largest species of North Amercian catfish. The current…

A: claim : mean weight of the fish in the reservoir is greater than 40 pounds.  in symbol  claim : μ…

Q: A national online business magazine reports that the average cost of a speeding ticket in Miami,…

A: Given data is228,233,201,234,248,222,226,242,223,228,224,248,232,238,221,212sample…

Q: Chi-Squared Goodness of Fit (a) Suppose that Mary has a bag of candy and she expects that each color…

A: The chi square goodness of fit uses to check whether the observed frequencies and expected…

Q: Consider an M/M/1 queueing system. Find the probability of nding at least n customers in the system.

A: It is given that the M/M/1 queueing system.

Q: A recent survey reported that small businesses spend 28 hours a week marketing their business. A…

A:

Q: If a box contains 10 bulbs, of which just three are defective. If a random sample of five bulbs is…

A:

Q: Suppose that the true mean,µ1, of an incoming lot of steel bars is 9,050.What is the probability…

A: Given: Suppose that the true mean,µ1, of an incoming lot of steel bars is  9,050.What is the…

Q: The average house has 15 paintings on its walls.  Is the mean smaller for houses owned by teachers?…

A: Please note that as per our guidelines we can answer the first three sub-parts only in a multiple…

Q: top stu ents, an administrator at a college claims that this year's entering class must have a…

A: given data, claim:μ>113n=18x¯=116s=9α=0.05

Q: Consider the data. X₁ Y₁ 1 2 3 4 5 486 10 12 The estimated regression equation for these data is 9 =…

A: Given data: x y 1 4 2 8 3 6 4 10 5 12 The estimated regression line is:…

Q: 5:02 K The graph of a normal curve is given on the right. Use the graph to identify the values of u…

A: From the given graph we have to find out mean andstandard deviation.

Q: Consider the following Minitab display of two data sets: Variable N Mean SE Mean StDev Minimum Q1…

A: Variable  C1 N  = 20 Mean= 20 SE Mean= 1.62 StDev= 7.26 Minimum= 7 Q1=15 Median= 20 Q3 = 25 Maximum=…

Q: With a full explanation, evaluate ℙ(−1.2 ≤ ? ≤ 0.7) where Z is a random variable with standard…

A:

Q: An unbiased cubic die is thrown. What is the probabiltiy of getting a multiple of 3 or 4?

A:

Q: Claim: The mean pulse rate (in beats per minute) of adult males is equal to 69 bpm. For a random…

A: given data n = 142x¯ =70.4s = 10.6claim : μ =69

Q: Automobiles Purchased An automobile owner found that 20 years ago, 76% of Americans said that they…

A: It is given that the number is much less than 76% today.

Q: Life on Other Planets Forty-eight percent of people believe that there is life on other planets in…

A: given data clim : p ≠ 0.48n = 130x = 52α = 0.05p^ = xn = 52130 = 0.4000

Q: Does spending time online lead to greater unhappiness? To investigate this question, a researcher…

A: Option C is th answer. Answer : one -way between - groups ANOVA

Q: Carbonated Beverage: The fill volume of an automated filling machine used for filling bottles of…

A: Formula used: For z value            Z = (x - mu)/sigma

Q: Find the margin of error for the given values of c, s, and n. c = 0.99, s = 3.1, n = 27 Click the…

A: GivenConfidence level(c)=0.99standard deviation(s)=3.1sample size(n)=27

Q: When investigating a question involving a scale dependent, variable and two and more nominal…

A: A one-way ANOVA has just one independent variable.A two-way ANOVA (are also called factorial ANOVA)…

Q: Test the claim that the mean GPA of night students is smaller than 3.3 at the 0.10 significance…

A: given data, claim:μ<3.3α=0.10we have to complete the hypothesis testing for the given data

Q: Help with P Value

A: Formula Used: Test-statistic t = X1-X2sp1n1+1n2 sp =(n1-1)s12+(n2-1)s22n1+n2-2

Q: A grocery store's receipts show that Sunday customer purchases have a skewed distribution with a…

A: Given: mean = 35 standard deviation = 24 n=299

Q: can you break down how you got the answer I still can't figure out how you got the answer.  I cant…

A: Given that,  μ=188.5, σ=32.8,  n=204The value of P4 is,

Q: The average credit card debt for a recent year was $9205. Five years earlier the average credit card…

A: The average credit card debt for a recent year is $9205, and the average credit card debt for 5…

Q: During World War II, B.F Skinner - the noted psychologist-worked for the US Army trying to use…

A: Given Information: Sample size n=13 Sample mean x¯=38.31 Sample standard deviation s=25.40

Q: Here is a scatter plot for a set of bivariate data.

A: here is given four correlation coefficient values -0.9, -0.6, 0.6, 0.9.

Q: What is the probability that a customer has to wait mor than 15 minutes to get his service completed…

A: Given  M/M/1 queueing system λ=6 per hour , μ=10per hour Find  P(T>15min)=?

Q: A fast-food franchise is considering building a restaurant at a busy intersection. A financial…

A: Solution : Claim : on average, more than 300 automobiles pass the location per hour. Hypothesis test…

Q: Two suppliers manufacture a plastic gear used in a laser printer. The impact strength of these…

A: Given: Two suppliers manufacture a plastic gear used in a laser printer. The impact strength of…

Q: QUESTION 23 A researcher claims that less than 16% of people who had no healthcare insurance visited…

A: Given,sample size(n)=100sample proportion(p^)=0.12population proportion(P)=0.16

Q: Nicotine Content of Cigarettes A manufacturer of cigarettes wishes to test the claim that the…

A: Claim: The variance of the nicotine content of the cigarettes is equal to 0.638. Null Hypothesis:…

Q: A domestic manufacturer of watches purchases quartz crystals from a Swiss firm. The crystals are…

A:

Q: The stemplot displays data on the amount spent by 50 shoppers at a grocery store. Note that the…

A: Given that: Stem Leaf 0 3 9 9 1 1 3 4 5 6 7 7 8 8 9 2 0 0 0 1 2 3 4 5 5 6 6 8 8 8 8 3 2 5…

Q: The researchers randomly selected 14 adolescents with alcohol use disorders to determine whether the…

A:

Q: r(x) 2 r(x) 7 9 3 1 4 5 6

A:

Q: Please answer and explain well by your knowledge, written & well explained. —— 1. The draw of a…

A:

Q: The following table summarizes the results from a two-factor study with two levels of factor A and…

A: Given that: Here, sample size is n=5. Source SS df MS F Between treatments         A 48…

Q: Assume that both populations are normally distributed. (a) Test whether μ₁ #₂ at the α = 0.05 level…

A: Given that, both the population given are normally distributed.

Q: Determine whether the following graph can represent a variable with a normal distribution. Explain…

A: From the above graph we can see that, it is symmetric the mean =median= mode= 20 i.e. mid point of…