The following data represents the body temperature in degrees Fahrenheit of randomly selected adults: 98, 99.2, 98.6, 98.2, 98.6, 98.5, 98.4, 98.1, 99.1, 99, 98.698, 99.2, 98.6, 98.2, 98.6, 98.5, 98.4, 98.1, 99.1, 99, 98.6 Use Excel to compute the values indicated below. Express your answers rounded to the nearest tenth. Mean:  Standard Deviation:  Use the 68-95-99.7 Rule to answer the following question. What is the probability of a body temperature less than 99.8 ?  Express your answer rounded to four decimal places.

Q: 1. The probability that the interval (x-0/4, + o/4) contains u is equivalent to P(

A: 1. The probability that the interval contains μ is x¯-σ4, x¯+σ4.

Q: The rivers data set contains the length of 141 major rivers in North ica. Fit this distribution…

A: Given information: The rivers dataset is given in R – software.

Q: Example 15.5 Suppose that we have been given the following data pertaining to two series X and Y: 40…

A:

Q: someone finds that an average of 1.6 cars approach the intersection every minute. assuming the…

A: Given that someone finds that an average of 1.6 cars approach the intersection every minute.…

Q: Consider the pdf shown. Determine (a) the constant b in terms of a. (b) P(X>a). (c) P(a < X < 3a).…

A: As per bartleby guidelines we can solve only first three subparts and rest can be reposted.

Q: (a) State the null hypothesis H, and the alternative hypothesis H.. Ho :0 H :0 (b) Determine the…

A:

Q: Four rowers weighing 152, 156, 160, and 164 pounds make up a rowing team. Calculate the sample mean…

A: Given population units are 152, 156, 160, 164. Sample of 2 size with replacement are selected. x1…

Q: only, explain which of the following forecasting method would you recommend: the Naïve method, the…

A: Naive method :  In this method last period sales is used for the next period forecast without…

Q: 2. You conduct a linear regression in which the number of hours per week spent exercising is used to…

A: Regression predicts the future over the period of a time. It has two variable they are independent…

Q: the probabilities that it will take on a value: a) Greater than 16.5 b) Less than 15 c) Between 13.5…

A: Let X be the random variable from normal distribution with mean (μ) = 16, variance (σ2) = 1.5625…

Q: 17. When the heights (in inches) and shoe lengths (also in inches) were measured for a large random…

A: Correlation Correlation is used to determine the non-causal link between two variables. The…

Q: Q-3 If P(A) = 0.2, P(B) = 0.3, and P(A n B) = 0.1, determine the following probabilities: b. P(A U…

A: Given,P(A)=0.2P(B)=0.3P(A∩B)=0.1

Q: The price-earnings (PE) ratios of a sample of stocks have a mean value of 12.75 and a standard…

A:

Q: QUESTION 1 The life of an animal is normally distributed with a mean of 9 years and a standard…

A: Given ,sample size(n)=36mean(μ)=9standard deviation(σ)=1.5

Q: 1.A doctor conducted a diagnostic test of plasma oxidized low-density lipoprotein (Ox-LDL) on 200…

A: Given table : Diagnosed Coronary heart disease Normal Total " + " 150 100 250 " - " 50 200…

Q: The volume of water in swimming pools in a local neighborhood is normally distributed. What is the…

A:

Q: A-5. In a recent survey of families, it was found that the average amount of money spent on…

A: Given that  X~N(μ= 95.25 , σ= 27.32 ) μ= 95.25 , σ= 27.32 , n = 25

Q: If all possible samples of size 16 are drawn from a normal population with mean equal to 50 and…

A:

Q: In survival analysis, the outcome variable of interest is a binary variable coded 1 for having the…

A: We have given the following statement about the survival analysis.

Q: The marketing department of a riding mower manufacturer wants to understand who are more likely to…

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

Q: Ashtyn and Olivia wanted to know if generic chocolate chip cookies have as many chocolate chips as…

A: Introduction: For testing the two population means we can use Z-test and t-test for testing the…

Q: What is the standard deviation of the data {7, 1, 7, 10, 5, 3, 2}?

A:

Q: Lef x~N(U,0*), Show that the MGF x is etHifto? of 13

A:

Q: For each item, identify if the type of sample is related or independent. 1. Gorgeous believes that…

A: Independent variable is also known as cause. It does not affected by another variable but it affect…

Q: Soalan/ Question 2: Given a normally distributed population with a mean of 75 and a variance of 625,…

A: GivenMean(μ)=75Variance(σ2)=625standard deviation(σ)=625=25

Q: Example 4: A baker for a large supermarket has received a total of 185 bags of flour from different…

A:

Q: 5. How would you interpret ran= .89, p<.05?

A: We are given that  Correlation coefficient r=0.89 Interpretation  There is strong positive linear…

Q: Group of six subjects, each taught using three different methods of teaching English, had the…

A: There are 3 independent samples which are 3 methods. We have to test whether there is a difference…

Q: In a tournament, the first team that wins 4 out of 7 games wins. Suppose that the probability that…

A: The tournament will have more than 6 games if each team wins 3 games after fist six matches. The…

Q: what will the margin of error be?  Choose the answer that is closest to what you calculate, and try…

A: We have given that  Favourable cases, X = 51 Sample size, n = 85 Sample proportion, p^ = X/n…

Q: 1- The value of the price elasticity of demand is equal when the price is 2 = P for the following…

A:

Q: Q2/ The follOwing data represent the sales of a private company for the period 2005-2010 Answer each…

A: Given: Year Sales 2009 7 2008 10 2007 13 2006 14 2005 18 2010 20

Q: problem or area of focus in Education that might be investigated using action research Question 8:…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: 1. For a 95% confidence level, what are the critical values fora one-tailed test? 2. For a 99%…

A: Given that  95% confidence level and 99% confidence level.

Q: 1. (based on #18, p. 293) The U.S. Army commissioned a study to asses how deeply a bullet penetrates…

A: Given the data as 22.4 29.1 31.7 33.5 35.4 37.4 23.6 29.6 31.9 33.5 35.4 37.5 24 29.7 31.9…

Q: You are conducting a study to see if the probability of a true negative on a test for a certain…

A: Given information: The tail of the test is right tailed test. Test statistic, z=2.831.

Q: Suppose the heights of women at a college are approximately Normally distributed with a mean of 64…

A: Given that the heights of women at a college are approximately Normally distributed with a mean of…

Q: EXAMPLE :- How many 3 digits number can be formed using digits 1,6,8,9,3,7 without repeating any…

A: Given digits is ,1, 6, 8, 9, 3, 7sample size(n)=6

Q: 12. A regression equation is constructed in order to predict the potassium content of a breakfast…

A:

Q: ) Find the expected number of defectives and the standard deviation.

A:

Q: Engineering Statistics- 2nd Stage M. Sc. Dina Sami H.w1: A national magazine claims that the average…

A: Given that  Sample size n =30 Sample mean =27 Population standard deviation =2 NOTE:- According to…

Q: 3)D,E,F,G

A: Let X be a random variable denoting the unsuccessful wrapping of the chocolate by the machine. Then,…

Q: tossing a die four times, the possibility of getting the 1 only twice

A: Here given, tossing a die four times n = 4  Here on die probability of getting each of number = 1/6…

Q: Example 14.5 Consider Ho: H1 = Hs = µ3 = H4 = l5 (a) Complete the following ANOVA table. Sum of…

A:

Q: A-3. The daily revenue at a restaurant in London has been recorded for the past several years.…

A: The provided information is  µ=10000σ=1500 Then, a. C. Normal

Q: The partial credibility premium is calculated as 706 for 400 observations with mean loss of 600. It…

A:

Q: Example 15.5 Suppose that we have been given the following data pertaining to two series X and Y: 40…

A:

Q: Q 1/ Given a random variable having the normal distribution with u=16 and o?=1.5625. Find the…

A:

Q: Thelma and Louise each use their sample data to construct a confidence interval.  Thelma’s interval…

A: It is given that Proportion p = 0.28 Thelma's interval = (0.242, 0.338) Louise's interval = (0.237,…

Q: Q 4/ After collecting considerable data, the engineers decided to model the variation in shaft…

A: Let X be the random variable from normal distribution with mean (μ) = 10.1 and standard deviation…