Based on Empirical rule, how many percentages of the data will be between the range of 14 to 26, given = 20, s = 3   89% 95% 75% 99.7%

Q: During the first 13  weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M.…

A: Total number of house for sample are 300. ABC 95  homes, CBS 64  homes, NBC 81 homes, and…

Q: Below is the table for the incidence of lung cancer following exposure to asbestos dust. We will…

A: Given data is : Exposure to asbestos Lung Cancer   YES NO YES 9 41 NO 48 902

Q: A researcher would like to evaluate the effectiveness of a pain-relief patch designed for back pain.…

A: a)H0:μd=0 i.e. there is no difference in the means of the pain ratings before and after wearing the…

Q: The following data (see photo) represent the weights (in grams) of random sample of 50 M&M plain…

A: Given : The data epresent the weights (in grams) of random sample of 50 M&M plain candies.

Q: Could you help me with question 18,19 and 38 for 18 I got mean- 0.919 median-0.92 mode- no mode?

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

Q: Prior to taking an aerobic lesson, each of the 12 health-club members is asked to rate the…

A:

Q: The (hypothetical) data given below are based on a random sample of customers shopping at a local…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub parts for…

Q: A paper describes an investigation in which 40 men and 40 women with online dating profiles agreed…

A: Introduction - Paired t -test  t=x1-x2s12n1+s22n2where ,n1 ,n2=sample sizesx1 ,x2=meanss1,s2…

Q: Which one of the following is the result of the test statistics for testing Ho: B1=1 vs H:: B:>1? a)…

A: Given Equation : Standard errors are given in parenthesis SE (β) = 0.6560 Here β represents the…

Q: The following conclusion from a study appeared in the article "Smartphone Nation"†: "If you love…

A: Introduction: Population: A population in Statistics is defined as the collection of all possible…

Q: Human blood is grouped into four types: A, B, AB and O. The percent's of people in Suva with each…

A: Hello! As you have posted 4 different questions, we are answering the first question. In case you…

Q: Several models are fitted with this data set, as presented in Table2. Based on the resulted SSEs…

A: I would like to first give the equations based on which the values of AIC and BIC are calculated.…

Q: Listed below are body temperatures from five different subjects measured at 8 AM and again at 12 AM.…

A: Here, x y d=x-y d-d (d-d)2 98.1 98.5 -0.4 -0.26 0.0676 98.8 99.1 -0.3 -0.16 0.0256 97.1…

Q: The following histogram shows the distribution of serum cholesterol level (in milligrams per…

A: Given histogram is

Q: Listed below are body temperatures from five different subjects measured at 8 AM and again at 12 AM.…

A: Given observation and calculation is shown below

Q: The scores on the Wechsler Adult Intelligence Scale are approximately Normal, with  = 100 and  = 11.…

A: The scores on the Wechsler Adult Intelligence Scale are approximately Normal

Q: In a popular with o=5,a score of X =46 corresponds to a z-score of z =+0.40.What is the population…

A: We have given that,  Sigma = 5 , X = 46 , Z-score = +0.40 , We have find , population mean ?

Q: Does Octane matter? Some people believe that different octane gasoline result in different miles per…

A: Solution: Let x= Miles on 87 octane  and y =Miles on 92 octane  x y d =y-x (d-d) (d-d)2 234…

Q: During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M.…

A: The study shows the audience proportion of viewing television season, and viewing audience data.

Q: urchased large of 12-inch balloons. He randomly selected 10 balloons from the bag and then randomly…

A: Given data: To test if the data provides convincing evidence that air filled balloons can attain…

Q: What percentage of scores fall between the following z scores: -1 to +1; -1 to +2; and -1 to +3?

A: a) -1 to +1 = P(-1<z<1) = P(Z<1)-P(Z<-1)  =0.8413-0.1587 =0.6826 =68.26%

Q: he chart below shows the results of a sample of 10 workers from a large company.  Employee Years of…

A: Software procedure for regression in EXCEL. Enter the given data in EXCEL sheet. Go to Data >…

Q: Find the P value in a test of the claim that a population proportion is not equal to 0.73, given…

A: Givenclaim thatpopualation proprotion is not equal to 0.73i.e., p≠0.73The test is two tailed…

Q: The number of contaminating particles on a silicon wafer prior to a certain rinsing process was…

A: Solution: no. of particles frequency relative frequency 0 1 1% = 0.01 1 2 2% = 0.02 2 3 3%…

Q: the claim that the average grade of the students is LESS THAN 90. Use 5% level of significance. 91…

A: Given : significance level,  α = 0.05

Q: A population of N = 6 scores has EX 48. What is the population mean? %3D O 12 48 288

A:

Q: During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M.…

A: The null and alternative hypotheses are as follows: H0: p1=0.30, p2=0.27, p3=0.24, p4=0.19, H1: The…

Q: When testing Ho:H=H,vs Ho:Hu, zµ,, the observed value of the z-score was found to be -2.15. Then,…

A: Given information- We have given a two-tailed hypothesis. H0:μ1=μ2Ha:μ1≠μ2 We have given the z-score…

Q: Give the z-scores for the teacher that are 30 years old and 63 years old (round to two decimal…

A: Introduction: For a random variable, X with mean μ, and standard deviation σ, the z-score is given…

Q: During the first 13 weeks of the television season, the Saturday evening 8:00 R.M. to 9:00 p.m.…

A:

Q: Which of the following formulas is correct for converting raw scores to z scores? Z = X+M/SD Z =…

A: Standard score is used to determine the number of observations deviated from the mean. It is…

Q: D) For the data below, what is the IQ of the son if the father has an IQ of 80? E) For the data…

A: Y: IQ of the son X: IQ of the father The regression equation of Y on X is, Y=b0+b1 X To find slope…

Q: Given a data set, how do you know whether to calculate o or s? ..... Choose the correct answer…

A: Population standard deviation s= Sample standard deviation.

Q: 10. Blood Types Human blood is grouped into four types: A, B, AB, and O. The percents of Americans…

A:

Q: In a survey on how much time university students spend online, for which of the following data sets…

A: While calculating the Pearson correlation r , we have two variables for which we determine the…

Q: The number of contaminating particles on a silicon wafer prior to a certain rinsing process was…

A:

Q: L. How much lower on average did women score on the fear questionnaire after the COurse [Hint rl

A: The information about fear scores is Df = 24 Mean = 2.520 SD = 4.417

Q: A biology professor claims that, on the average, 15% of her students get a grade of A, 25% get a B,…

A:

Q: Of the quantities p1, p2, x1, x2, p1, p2, and pp, a. which represent parameters and which represent…

A: A parameter is a numerical value which depicts the features of overall population. It is known that…

Q: Only the question 5 and 6 need to be resolved. Others have been reaolved already. Question: sample…

A: We perform regression using the step by step procedure in excel ass below: Enter the data into…

Q: The following data were obtained from a repeated-measures research study. What is the value of SS…

A: Obtain the value of the SS for the difference scores. The value of the SS for the difference scores…

Q: Listed below are body temperatures from five different subjects measured at 8 AM and again at 12 AM…

A:

Q: Listed below are body temperatures from five different subjects measured at 8 AM and again at 12 AM.…

A:

Q: A real estate agent compares the selling prices of homes in two municipalities in southwestern…

A: Claim: The average cost of a home in both locations are same. Hypothesis: Null hypothesis H0: μ1=μ2…

Q: 50 300 350 400 450 500 550 600 650 700 750 800   Use the table of SAT scores to answer the…

A: mean of the data = ∑xn = 525 standard deviation of the data = ∑(xi-x)2n-1 = 180.277

Q: If other factors are held constant, which set of data is most likely to produce a significant value…

A: n = 30 and SS = 10 for difference scores.

Q: The city of Oakville has 60000 households. A social researcher from the University of Toronto…

A:

Q: The mean and median of Bens’s n=3 observations both equal 10 . The mean and median of Leslie’s n=6…

A: For Ben's observations, n=3 mean=10 median=10 Sum of observations = 310=30 The median is the…

Q: Listed below are body temperatures from five different subjects measured at 8am and again at 12am.…

A:

Q: Is the difference between the P/E ratios for the two countries significant? Use the MWW test and ? =…

A: In MWW test we combine both samples and rank this combined sample from lowest to highest (lowest…