f 58 tickets are sold and 2 prizes are to be awarded, find the probability that one person will win 2 prizes if that person buys 2 tickets.  Enter your answer as a fraction. P (win both

Q: 4 5 6 7 $ 9 10 12 13 14 15 17 18 19 21 22 *************= CopyData from one yellow and one blue…

A: Correlation coefficient= -0.000807253 r^2 = 6.51658E-07

Q: Dinner Selections How many ways can a dinner patron select 3 appetizers and 2 vegetables if there…

A: select 3 appetizers and 2 vegetables if there are 11 appetizers and 8 vegetables on the menu  total…

Q: In the following problem, check that it is appropriate to use the normal approximation to the…

A: (a) To find the probability that 47 or more of the 67 new products fail within 2 years, we can use…

Q: The given data represent the number of people from a town, aged 25-64, who subscribe to a certain…

A:

Q: Among 9065 cases of heart pacemaker malfunctions, 421 were found to be caused by firmware, which is…

A:

Q: Lacy draws a '10' from a standard deck of 52 cards. Without replacing the first card, she then…

A: Sol: In the first scenario, Lacy draws a '10' from a standard deck of 52 cards. Without replacing…

Q: Devonte got a box of 24 assorted chocolates as a gift. The box contains 12 milk chocolates, 9 dark…

A: 12 milk chocolates9 dark chocolates3 toffees__________24 total chocolates select two chocolates at…

Q: The numbers of regular season wins for 10 football teams in a given season are given below.…

A: x x2 2 4 10 100 15 225 5 25 12 144 7 49 14 196 7 49 3 9 9 81 ∑x=84 ∑x2=882…

Q: The number of the Consumer is not included in the final calculation, therefore the result is not…

A: First, we need to find out the total number of institutions that participated in the survey. Since…

Q: 1. For this study, we should use [Select an answer 2. Your friend Caroline helped you with the null…

A: Given that,  No. of categories (k) = 5 Sample size (n) =  Level of significance (α) = 0.1 The…

Q: (a) (b) O (d) Data on quarterly electricity sales revenue (in million £) of an electricity company…

A: Given information: Year Quarter Sales 2017 1 172   2 227   3 310   4 222 2018 1 169…

Q: = You are performing a Chi-Square test with a level of significance of a 18, find the critical value…

A: Givenα=0.94Degrees of freedom(df)=18

Q: A draft research report shows the following descriptive statistics on the relationship between blood…

A: The descriptive statistics of height and blood pressure is given.

Q: Problem 4 An Anthropology professor measured the femur length (in millimeters) for a sample of 20…

A: Given data poins are, 435, 481, 417, 448, 456, 459, 462, 402, 473, 445, 429, 457, 448, 462, 464,…

Q: Suppose you roll a special 12-sided die. What is the probability that the number rolled is a "9" OR…

A: roll a special 12 sided die.  P( you roll 9 or 10) = ?

Q: ION 16 rcher collects data from a sample, the data would be observed data.

A: Here is given that, a researcher collects data from a sample.

Q: (d) You are told that o² = 1, 0₁ = 0.2 and 02 = -0.1 is the variance for the time series mean…

A: Given:-             To compare the variance of the time series which means the variance estimator T…

Q: For a 10-year term insurance of 1000 on (x), you are given: i. The death benefit is payable at the…

A:

Q: consumer group wants to estimate the mean electric bill for  the month of July for single-family…

A: Given that Standard deviations=25 Margin of Error=5

Q: 1. A melting point test of n=16 samples of a binder used in manufacturing rocket propellant resulted…

A: From the provided information, n=16x=198.5σ=4α=0.05

Q: The following data were used in a regression study. Observation 1 2 3 4 5 6 7 8 9 xi 2 3 4 5 7 7 7 8…

A: First calculate mean :  Mx = (2+3+..9)/9  = 5.78 My = (3+5+..11)/9 = 5.89  Y = bX + a  b = SP/SSx  a…

Q: Since the operations manager would like to know the population mean, you decide to help him conduct…

A: Given that, The sample size  n=800 The sample mean   x¯=18017 The population standard deviation…

Q: A study was performed looking at the effect of mean ozone exposure on change in pulmonary function.…

A: The question is about hypo. testing Given : Sample mean change for high Ozone level ( x¯1 ) = 0.102…

Q: For entering freshmen at a certain university, scores on the Math SAT and Verbal SAT can be…

A:

Q: The estimates of the error term are modeled by the

A: Generally,the error term includes everything that separates our model from actual reality. Suppose…

Q: Since the sample size is small, n = 27, a graph is needed to verify whether it is reasonable to…

A: Given The data is as follows: Trial  Windmilling Stopped 1 73.4 82.3 2 68.9 75.8 3 74.1…

Q: According to the information that comes with a certain prescription drug, when taking this drug,…

A: Here the given information is According to the information that comes with a certain prescription…

Q: A manager wishes to determine the relationship between the number of years her sales representatives…

A: Sol:- To find the least-squares regression line, we need to first calculate the sample mean for both…

Q: What is the difference between a sample and a population in statistics, and why is it important to…

A: Correlation and causation are two concepts in statistics that are often confused. Correlation refers…

Q: What is the approximate number of quarters depicted in the three bars farthest to the left?

A: Above histogram represents weights of a set of quarters

Q: What do partial residuals measure?

A: With reference to the previous question, I see that you are working on a linear regression model…

Q: section 8.2  The mean weight of an adult is 60 kilograms with a variance of 100. If 118 adults are…

A: given data  μ = 60σ2 = 100σ = 10n = 118P(x¯ < 62.2) = ?

Q: Let x be a poisson random variable with mean = 6.5. Find the probabilities of x using the poisson…

A: Given that  Mean=λ=6.5 X~poisson (λ) NOTE:- According to bartleby guidelines expert can solve…

Q: 9. Consider the win totals of the New York Giants from 1980 to 1989: 9 4 3 9 10 14 6 10 Given this…

A: 9) Answer:- Given, data in ascending -  3 ,4 ,4 ,6 ,9, 9 ,10, 10, 12, 14  Number of data, n = 10…

Q: QUESTION 7 Describe the difference between using a bar graph and a histogram. Give an example of…

A: Bar graph : It is graphical representation of data ( one - axis represent qualitative variables and…

Q: Lacy draws a spade from a standard deck of 52 cards. Without replacing the first card, she then…

A: The information provided in the question are as follows : The total number of cards in a deck is 52.…

Q: sider the following statistical studies: • The Society of Government Economists conducted a salary…

A: ANSWER: Inferential statistics is a branch of statistics that allows researchers to draw conclusions…

Q: Ε[βο] = βι

A: We have a linear regression model y = Xβ + ε, where y is a vector of responses, X is a matrix of…

Q: t A and B be two disjoint events such that P(A)=.18 and P(B)=.42 what is P(A or B)

A: given data , disjoint events, p(A)=0.18p(B)=0.42p(A or B)=?

Q: Engineers want to design seats in commercial aircraft so that they are wide enough to fit 99% of all…

A: Given that Mean=14.7, Standard deviations=0.9

Q: Construct a stem-and-leaf plot of the test scores 67, 73, 86, 75, 89, 89, 87, 90, 98, 100. How does…

A: Here the given test scores are       67,73,86,75,89,89,87,90,98,100  We have to construct the…

Q: Let S be the universal set, where: S = {1, 2, 3,..., 28, 29, 30} Let sets A, B, and C be subsets of…

A: From given data we have : S= {1,2,3,..., 28, 29, 30} A = {3, 4, 8, 9, 10, 11, 13, 15, 16, 18, 23,…

Q: Please help solve the problem provided below

A: Given a manufacturing station, which can be in 2 conditions, either "up" or "down" Xn=Number of…

Q: At time t = 0, 19 identical components are tested. The lifetime distribution of each is exponential…

A: From given data we have : Y=11 n=19 so, p^=Yn   =1119

Q: The University of Michigan is interested in determining if the performance of students in Advanced…

A: Box plot and whisker plot :  It consists 5 points :  Minimum First quartile Median (second quartile)…

Q: the following: An observational study differs from an experiment in that the random assign ment of…

A: 1 Observational study 2 Randomization 3 Bias

Q: The shear strength of each of ten test spot welds is determined, yielding the following data (psi).…

A: From given data we have : 415,362,398,375,364,371,409,389,367,358

Q: Nayati got a box of 24 assorted chocolates as a gift. The box contains 14 milk chocolates, 7 dark…

A: From given data we have : Number of chocolates = 24 Number of milk chocolates = 14 Number of dark…

Q: For safety reasons, 3 different alarm systems were installed in the vault containing the safety…

A: Here the given information is For safety reasons, 3 different systems were installed in the vault…

Q: Let X be a discrete random variable with moment generating function given by: Mx (1) = (0.21+0.79e¹)…

A: Given that Moment generating function of X is Mx(t)=(0.21+0.79et)18.