3. It pays to be mean? A recent study based on data from three different surveys spanning 20 years found that men who scored below average on "agreeableness" earned, on average, 18% more than those who scored above average. Though the gap was smaller, a similar result was found for women. Based on this study, is it reasonable to conclude that men are likely to earn a higher salary if they act less agreeable? Explain.46

Q: A sample of 200 females and 500 males found that 78.3% of females and 35.1% males supported…

A: given data female :  p^1 = 0.783     n1 = 200male :  p^2 = 0.351     n2 = 50095% ci for p1-p2.

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A: Givenstandard deviation(σ)=8.4confidence level=95%Margin of error(E)=1

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A: It is given that  Mean = 49 Standard deviation = 10

Q: the following information. A mail-order computer business has three telephone lines. Let X denote…

A: Required probability is P(X≥2)

Q: P(F(8,12) ≥2.85)= 0.049921 P(F(8,12) <0.4)= 0.100188 P(F(5,5) ≥7.15)= 0.024974 P(F(5,5) <0.09)=…

A: Given By using excel function

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A: Given that, 35 sophomores,53 juniors and 63 seniors are randomly selected from 559 sophomores,397…

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A: Correlation is the measure of association between the two numerical variables. There are three types…

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A: Given that: Population mean, μ=$38 Population standard deviation, σ=$10 Amount paid for limited…

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A: (a) For each graph above, we need to identify whether the statistic appears to have a biased or…

Q: test statistic is ecimal places as needed.) 4

A: Given n=132 S=12.3

Q: how did you get 10.02  if you do 2.41*1.8+5.7=10.038

A: As we know z-value formula  z=x-μσ now we have : z=2.4μ=5.7σ=1.8

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A: Given: The analgesic effects of music are well known, but most of the studies have been done with…

Q: Scenario: 100 people were asked, "What is your favorite type of TV show?" Below are the data. Test…

A: Given:

Q: 4. (Tied to Hypothesis Testing Discussion Forum) When 40 people use the Weight Watchers diet for one…

A: Given data: Claim: At 0.01 significance level to test the claim that the mean weight loss is greater…

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A:

Q: Four different formulations of an industrial glue are being tested. Each of the different…

A: Testing strength of industrial glue based on its formulation and application thickness.

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A: Given data: Wage Experience Degree 18.79 28 No 22.88 18 Yes 16.62 10 Yes 15.32 14 No…

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A: a. The hypotheses are given below: Null hypothesis: H0: ρ= 0 Alternative hypothesis: Ha: ρ ≠0.…

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A: Given n=716 x=279

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A: Here we have given the information, A manager has determined that out of 100 customers 52 will buy a…

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A: Perform two-way ANOVA to test if there is a significant difference in waiting rime among levels of…

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A: As we are entitled to solve one question at a time, I will answer 2nd one as some information is…

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A: Given that  Margin of error =E =1.2%=0.012 90% confidence level.

Q: You're examining the effects of two random factors, A and B, using an ANOVA. What should the…

A: The effects of two random factors, A and B are examined.

Q: A company that makes cola drinks states that the mean caffeine content per 12-ounce bottle of cola…

A: given data μ =35n = 30x¯ = 37.2σ = 6.6α = 0.09

Q: How much does a wild mountain lion weigh? Bill Montana went into the mountains of Idaho and captured…

A: Note: As per the Bartelby guidelines only three sub-parts can be answered. Kindly resubmit the…

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A: Given that, The manager of a book store surveys people who buy mystery novels to see if the store…

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A: Given that For an experiment with 4 treatments and 5 replicas:   1.What is the distribution of Fo?…

Q: 13) Calculate the average value index. Give it as a percentage, but please do not use % sign. A B C…

A: Solution: From the given information,

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A: Given,sample size(n)=6Mean(μ)=300standard deviation(σ)=5

Q: For each 6. Suppose the hypotheses for a statistical test areHP P2 vs Ha possible confidence…

A: given data H0 :  p1 =p2Ha : p1 ≠ p2R : reject Ho. DNR : do not reject Ho.

Q: The city of Raleigh has 10000 registered voters. There are two candidates for city council in an…

A: Given x=185 n=10000

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A: Given that.   X~N( μ , ?)   μ=36000    , ?=7000  , n=75

Q: You are testing the claim that the proportion of men who own cats is smaller than the proportion of…

A: Given n1=140 n2=60 P1-cap=0.65 P1-cap=0.40

Q: The number given to a race participant when they sign in before they run   (enter a letter: A-…

A: Given that The number given to a race participant when they sign in before they run

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A: The given data shows the scores on the exam after completing the course.

Q: The mean weight of female nurses working at a local hospital is at most 138 lbs. Express the null…

A: given data μ=average weight of all female nurse working in hospitalclaim : μ≤138 lbs

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A:

Q: A woman bought some large frames for ​$19 each and some small frames for ​$4 each at a closeout…

A:

Q: Asssume that the data below is normally distributed and a researcher wants to know at the 4% level…

A:

Q: Listed in the data table are amounts of​ strontium-90 (in​ millibecquerels, or​ mBq, per gram of​…

A: Followings are the Explanation of the question Use the Excel and Calculate the Sample Means and…

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A: Given info: A clinic finds that the average patient stay is 5.7 hours with a standard deviation of…

Q: Click to view For the table. Click to page 2 of the table The indicated IQ score, x, is (Round to…

A: It is given that  Mean, μ = 100 Standard deviation, σ = 15 Z-Score, Z = ( X - μ )/σ

Q: The commercial for the new Meat Man Barbecue claims that it takes 20 minutes for assembly. A…

A: given data claim : μ &lt;20n = 10x¯ = 19σ = 2.3α = 0.10

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A: Given X1=449 X2=152 CI=90%

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A: Solution: From the given information, number of factors is 4 and wanted to conduct a three-level…

Q: A random sample of 100 observations from a population with standard deviation 12.42 yielded a sample…

A: Solution-: Given: μ0=90,σ=12.42,x¯=92.2,n=100,α=0.05 We want to find, (a) Test statistic=? (b)…

Q: If the mean of a data set is 22 and the SD is 5, what % of the values fall between 12 and 27? Give a…

A: given that  mean of a data set is 22

Q: As the sample size increases, the sampling distribution of sample means becomes O skewed to the left…

A: It is given that the statement about to the sampling distribution of the sample mean.