Analysis of Variance results: Where: Age > 5 Responses: Age Factors: Sex Response statistics by factor Sex n Mean Std. Dev. Std. Error female 121 10.490083 4.2222704 0.38384277 male 155 9.0806452 3.0091656 0.241702 ANOVA table Source DF SS MS F-Stat P-value Sex 1 134.98939 134.98939 10.466692 0.0014 Error 274 3533.79 12.897044     Total 275 3668.7794       Tukey HSD results (95% level) female subtracted from   Difference Lower Upper P-value male -1.4094375 -2.2670907 -0.55178425 0.0014 In one complete sentence, interpret your confidence interval. Make sure in the interpretation it is clear the direction of the difference (i.e. which gender weighs more and by how much. Explain why a confidence interval provides more information to a tiger researcher than the results of a hypothesis test

Q: Submit test In a test of the effectiveness of garlic for lowering cholesterol, 36 subjects were…

A: Step 1: Formulate the null and alternative hypothesis Claim : with garlic treatment, the mean change…

Q: Average income

A: This data is the Average income by County for 2014 and 2018. the given information is showing the…

Q: standard deviation

A: We have not given the distribution consider the given distribution is Normal . We know the property…

Q: A professor in the psychology department would like to determine whether there has been a…

A: The observed frequencies of percentages are from the last semester grades as given in table. The…

Q: Approximate the median for following GFDT. (Report answer as the midpoint of the class containing…

A: Numbers of  class is 9

Q: a-1. Determine the standard error of estimate. (Round your answer to 2 decimal places.) standard…

A:

Q: d) Why is a smaller MSE (Mean Square Error) better? e) What is the relationship between error in…

A: d..Why is a smaller MSE (Mean Square Error) better  e..What is the relationship between error in…

Q: An experiment to explore the pain threshold to electrical shocks for males and females resulted in…

A: From the given information, MalesFemalesSample Size1410Mean16.214.9variance12.726.4

Q: Total biomass (g) of prairie plants growing in each of 20, 0.5 m² plots. Half of the plots were…

A: Let, x denotes the sample values from the burned dataset and y denotes the sample values from the…

Q: Student Contributed Question). Which curve in the figure below represents a Normal distribution with…

A: Given,a normal curves with various means and standard deviations.To find the curve which is normal…

Q: The following boxplot shows the weights, in kg, of the mens' World Cup players in 2018 for…

A: Given:   Mean Standard Deviation IQR Switzerland 79.91304 78 6 Serbia 80.52174 82 10

Q: Which measure(s) would not be used when you calculate the standard error of the mean? p-values…

A: The standard error measures, roughly, the average difference between the statistic and the…

Q: Group 1. Mean= 24.08                    Group 2. Mean= 26.5            STD Dev= 4.42…

A: Solution: From the given information, for group 2 the mean is 26.5, standard deviation is 5.2 and…

Q: evening. What would be the most appropriate procedure to use to analyze data to answer this…

A: Here the two variables are the customers' preference for using cash or credit and the customer will…

Q: Match the histograms on the right to the summary statistics given. 20- Standard Mean Median…

A: The thumb rule states that the higher the range of data then the data has greater variation i.e.…

Q: The patient recovery time from a particular surgical procedure is normally distributed with a mean…

A: We have given that.    X~N( μ , ?^2 )    μ = 5.1      , ? = 1.8   Z-score =( x - μ )/?

Q: In the data set below, what is the variance? 3 8 6 2 4 If the answer is a decimal, round it to the…

A:

Q: Use the following ANOVA table for regression to answer the questions. Analysis of Variance Source…

A: The table shows the ANOVA table for regression.

Q: Site image for background. Suppose all assumptios hold for the ne-way ANOVA model. Give a single…

A: The estimate of the standard deviation is square root of the MSE.

Q: Click the icon to view the data and two-way analysis of variance results. C appropriate, determine…

A:

Q: Which of the following are the best measures to use for describing the center if the distribution is…

A: To identify the correct measure for describing the center if the distribution is skewed.

Q: Refer to the below table. Using an alpha = 0.05, test the claim that the stress scores (measured…

A: Solution: 1. State the hypotheses. Null hypothesis: H0: The stress scores are the same among three…

Q: The lung destructive index for smokers are non-smokers are as followed. Mean Variance Sample size…

A: Given: The provided sample means are shown below: X¯1=16.2X¯2=13.3 Also, the provided sample…

Q: The patient recovery time from a particular surgical procedure is normally distributed with a mean…

A: Normal distributionPopulation mean : Population standard deviation : Median recovery time = ?

Q: Two independent samples from normal distributions are being compared. The sample data are summarized…

A:

Q: Miles (1000s of miles) Mean 150.7 Variance 4.661 Observations 46 Hypothesized Mean 150 45 p = Ex…

A: Find  p value, degree of freedom, n abd test statistic, sample mean and sample standard deviation,…

Q: Total biomass (g) of prairie plants growing in each of 20, 0.5 m² plots. Half of the plots were…

A: Given: Treatment Burned(x) Treatment Unburned(y) 10.56 8.85 11.97 8.01 9.01 7.13 10.33…

Q: A value of r2=.09 is considered what for the effect size test of the percentage of variance…

A: Given, r2=0.09

Q: Which of the following would be an appropriate statistical test to conduct for this scenario? Group…

A: Given, Dependent variable : Occupational stress  Independent variable : Annual salary ($)…

Q: Where is the slope term and intercept on this table (attached)?

A: The independent variable is Parent Height.

Q: Using the table, How would you write the results for the statistically significant improvements in…

A: Here, we have a data related to 30 individuals.  Studying caregiver's stigma, a few questions have…

Q: 2) Is there a difference in mean systolic blood pressure between males and females? Raw data for…

A: There are two independent samples which are male and female. We have to test whether mean systolic…

Q: Perform a Bonferroni test to see which means are significantly different. Round your answers to…

A: Bonferroni Test: A Bonferroni test is  a post-hoc test which can be used to avoid Type 1 error when…