Amateur triathletes who competed in the 2019 Lake Placid Ironman were classified by age and satisfaction with the race course with the following results: 18 to 34 35 to 49 50 to 79 Satisfied 570 755 165 Dissatisfied 120 140 118 Do these data provide sufficient evidence at the 0.05 level of significance to conclude that age and satisfaction are independent? Use the Critical Value Method of Testing. In your work space below, you will need to have - The test statistic The critical value The decision to accept Ho or reject Ho

Q: ed to determine the hours of sleep that college students get per nig The study surveyed 22 college…

A: The mean is calculated as: =8.1,7.9,+...+922=178.122=8.0955

Q: 6.9, 6.9, 6.7, 7.8, 6.1, 7.2, 7, 7.5, 6.7, 6.6, 7.1, 7.9, 6.4, 7.3, 7, 7.3, 7.4, 7.4, 7.6, 7.2, 7,…

A: Given that data  6.9, 6.9, 6.7, 7.8, 6.1, 7.2, 7, 7.5, 6.7, 6.6, 7.1, 7.9, 6.4, 7.3, 7, 7.3, 7.4,…

Q: uno viruses typically cause common colds. In a test of the effectiveness of echinacea, 42 of the 48…

A: We want to find the 95 % CI for difference in population proportion (p1-p2)

Q: An owner of an ice cream shop wants to investigate whether a new training program affects the…

A: The objective of the question is to determine the null and alternative hypotheses for a one-sample…

Q: what is the first critical value? If there is more than one critical value, enter the lower value.

A: Given,the employees who receive scooping skills training (CT) and those who do not (NT).The…

Q: CT (trained) group: 15.00, 10.00, 14.00, 7.00, 21.00, and 21.00. The owner is aware of the known…

A: Given,the employees who receive scooping skills training (CT) and those who do not (NT).The…

Q: 2 Margin of Error: E = We are 98% confident that college students get an average of between hours…

A:

Q: We will be using stress dataset to compare the stress level of college students and the general…

A: 1. Generate a Boxplot Using PROC BOXPLOTFirst, use the `PROC BOXPLOT` in SAS to create a boxplot of…

Q: Use the following information to construct an APA style write up the analysis. Research question:…

A: The given researcher question is check whether there is a significant difference on exam performance…

Q: A scientific study was conducted to determine the hours of sleep that college students get per…

A: Given,sample size(n)=32population standard deviation(σ)=0.43α=1-0.86=0.14α2=0.07

Q: An owner of an ice cream shop wants to investigate whether a new training program affects the…

A: The given data is as follows:NT (no training) group: 15.00, 7.00, 18.00, 10.00, 6.00, and…

Q: Rhino viruses typically cause common colds. In a test of the effectiveness of​ echinacea, 36 of the…

A: From given data we have ; x1=36 , x2=94 n1=42 , n2=107 the sample proportions as shown below:…

Q: Find the Upper Quartile, Q3, of the following dataset: 12, 23, 29, 31, 32, 40, 48, 56, 66 O a. 56 O…

A:

Q: 5.5 -9.4 13.3 0.6 9.6 12.3 -5.9 4.5 8.6 19.4 12.9 5.8 -9.6 5.4 0.3 -0.7 12.6 0.4 -11.3 1.3 -3.1 -0.3…

A: Given :

Q: Health insurance benefits vary by the size of the company (the Henry J. Kaiser Family Foundation…

A: a:For the given data, the chi-square test for association is appropriate.Null Hypothesis:H0: The…

Q: Cadmium, a heavy metal, is toxic to animals. Mushrooms, however, are able to absorb and accumulate…

A:

Q: A city council is considering a law that would require mask wearing in all public spaces and…

A:

Q: As of 2004, there were more cell phone numbers than land line phone numbers. Conducting a phone…

A: Introduction: The survey uses names from the phone book, which consists only of landline numbers,…

Q: average hours of sleep per night that college students get. 2 %3D Margin of Error: E = We are 98%…

A:

Q: Rhino viruses typically cause common colds. In a test of the effectiveness of​ echinacea, 34 of the…

A: There are two independent samples which are Echinacea and placebo. Both samples come from population…

Q: Rhino viruses typically cause common colds. In a test of the effectiveness of echinacea, 42 of the…

A: There are two independent variables which are treatment group and placebo group. The number of…

Q: A scientific study was conducted to determine the hours of sleep that college students get per…

A:

Q: Rating of Male by Female 40 35 49 37 39 Rating of Female by Male 50 35 39 M档位西游BB站两筛設路轩科轫契燜刀…

A:

Q: In the analysis the explained sum of squares (SSE) is equal to .346 O 323.70 551.39 O 875.09

A: Given that  SStotal = 875.094374 dfModel = 1 , dfE = 4594

Q: Use the following data set : 7 , 17, 30, 18, 24, 16, 3, 18,7 to answer questions The first quartile…

A: First we arrange the data in Ascending order : 3,7,7,16,17,18,18,24,30   First QuartileQ1=n+14thTerm…

Q: An owner of an ice cream shop wants to investigate whether a new training program affects the…

A: The objective of this question is to determine the critical values for a one-sample t-test. The…

Q: 90th percentile = $39,300 For each of these percentiles, interpret the value of the percentile.…

A: It is given that 10th percentile = $025th percentile = $050th percentile = $1100075th percentile =…

Q: Rhino viruses typically cause common colds. In a test of the effectiveness of​ echinacea, 41 of the…

A: From the given information we conduct the z test.

Q: investigate whether a new training program affects the scooping skills of ice cream shop employees.…

A: The owner divides employees into two groups: those who receive training (CT) and those who do not…

Q: A case-control (or retrospective) study was conducted to investigate a relationship between the…

A: Introduction: As it is of interest to test the claim that motorcycle injuries are independent of the…

Q: A scientific study was conducted to determine the hours of sleep that college students get per…

A:

Q: At OC, students have been surveyed to see whether they attend orientation. The data is as follows:…

A: Woman         Men Yes              162              112 No               148…

Q: A scientific study was conducted to determine the hours of sleep that college students get per…

A: Given,sample size(n)=20

Q: Given the following data set, find the lower quartile: 12,13,5,8,9,20,16,14,14,6,9,12,12

A: We need to find out the lower quartile of the given data.

Q: Rhino viruses typically cause common colds. In a test of the effectiveness of​ echinacea, 32   of…

A:

Q: Does it pay to take preparatory courses for standardized tests such as the SAT? Using the sample…

A:

Q: A case-control (or retrospective) study was conducted to investigate a relationship between the…

A:

Q: If a researcher concludes that worker productivity increased when playing upbeat music but was…

A: Since we know that A type I error  occurs when we reject a null hypothesis when it is actually…

Q: Rhino viruses typically cause common colds. In a test of the effectiveness of​ echinacea, 42 of the…

A: Answer X1 =42X2 =89n1=47n2 =102level of significance =0.01

Q: What is the conclusion based on the hypothesis test? The P-value is | the significance level of a =…

A: State the hypotheses.   Let p1 denotes the population proportion of the subjects treated with…