5. If the probability of event A is 0.5, the probability of the intersection of A and B is 0.1, and the probability of the union of A and B is 0.8, what is the probability of B?

Q: Q. 22 If A and B are independent events, how about the independence of their complements A and B?

A:

Q: 2.9 How can one determine the number of classes or a frequency distribution?

A: Given that We have to explain how to determine the number of classes for a frequency distribution

Q: What's the point of all this quartiles stuff? It seems like a really tedious way to calculate…

A: introduction  The questions is about calculation of ranges.

Q: A math class has 25 students. Assuming that all of the students were born in the first half of the…

A: Given: Total number of students = 25 Formula Used: Cxn = n!x!(n-x)!

Q: A study considered the question, "Are you a registered voter?" Accuracy of response was confirmed by…

A: From the given information, the sample size are 89 and 88.

Q: Problem 2. [SW 14.9] You have a sample of size n = 1 with data y₁ = 2 and x₁ = 1. You are interested…

A: Given Information:

Q: to derive the regression line,y’= a+bX for the data below. After you have calculated the regression…

A:

Q: We want to estimate the mean number of chocolate chips per cookie for a large national brand. How…

A: Here, margin of error is 2 and standard deviation is 11.2. We will use margin of error to find…

Q: (d) Develop a 95% confidence interval for this population proportion. (Round your answer to four…

A: Given that  n = 1007 , X = 573

Q: How can one locate mode graphically in case of grouped data?

A: Given: We need to determine how to locate mode graphically in case of grouped data.

Q: The year Laura graduated college, the starting salaries of all entry-level software engineers in the…

A: given data, μ=57000σ=3700this year , Laura got a job as an entry-level softwear engineers in the…

Q: 17. Muscle strength declines as we grow old. Preliminary evidence suggests that part of this loss of…

A: The following information has been provided: The population mean is μ=20. The population standard…

Q: State the conclusion for the test. O A. Reject the null hypothesis. There is sufficient evidence to…

A:

Q: Q.Describe graphical method of detecting skewness.

A: Dear student, If you find this solution helpful please upvote ? it. The answer is given below :

Q: S Consider a completely randomized design with four treatments A, B, C, and D, and an unbalanced…

A: From the given information n = 9 + 12 + 7 + 6 = 34 k = 4 Significance level (α) = 0.05

Q: The cost of 5 gallons of ice cream has a standard deviation of 8 dollars with a mean of 33 dollars…

A: The question is about central limit theorem Given : Popl. mean cost of 5 gallons of ice cream ( μ )…

Q: Suppose that we want to predict the job performance of Toyota mechanics based on mechanical aptitude…

A: Here we have to find the regression model.

Q: Q. 23 State multiplicative law of probability.

A:

Q: A library has over 1,000 cookbooks. Which phrase describes the cookbooks? -The population of the…

A: There are total 1000 cookbooks in library. n= 1000

Q: The following are examination scores of 20 mathematics students: 25, 29, 30, 35, 16, 22, 42, 48, 19,…

A: The following information has been provided: 25, 29, 30, 35, 16, 22, 42, 48, 19, 37, 39, 32, 27, 35,…

Q: 19 wers to three decimal places. x² > 11.74) = x² > 24.75) = ² > 34.82): =

A: Given Degree of freedom=22

Q: Consider the time series model x, = 0, +(1-0,B)z,, 2, - NID (0,02) Derive: b) the variance of x,. c)…

A: Given the time series model : xt=θ0+1-θ1Bzt ,  zt~NID0, σz2

Q: Question #46 (ti 84 calculator steps if possible) The lengths of pregnancies in a small rural…

A: The question is about normal distribution Given : Popl. mean length of pregnancies ( μ ) = 266 days…

Q: The following table present the size in square meters of a 3-bedroom house and lot and selling price…

A: The independent variable is Price. The dependent variable is size. size Price 180 2.9 200 3.5…

Q: Statement: I will consider visiting the same destination for my next tour. Using a Likert-5 scale,…

A: The average chances of visiting the same destination for my next tour is 20.02.

Q: A clinical trial was conducted to test the effectiveness of a drug for treating insomnia in older…

A:

Q: You roll a conventional fair die repeatedly. If it shows 1, you must stop, but you may choose to…

A:

Q: Do the part d, e, f and g only  tha

A: > simulateuniform<-runif(1000, 0, 1)> > simulateuniform   [1] 0.139715537 0.125109892…

Q: Q. 25 If a Poisson variate X is such that P (x = 1) = P(x=2), Work out P (x = 4).

A: Given that X follows poisson distribution with parameter λ. Then the probability function of X is…

Q: Q. 25 If a Poisson variate X is such that P (x = 1) = P(x=2), Work out P (x = 4).

A: If a Poisson variate X is such that Px=1=Px=2, we need to work out Px=4.

Q: A bakery sells 10 types of sandwiches. Here are their calorie amounts. 592, 593, 595, 596, 599, 603,…

A: Given: n = 10 Formula Used: Lower qurtile Q1 = n+14thterm Upper quartile Q3 = 3n+14thterm…

Q: 1. For t-test, 2. Single sample, df = n - 1 3. Two samples, df = n1 + n2-2 ...then look for the…

A: Given that: Sample size, n=35 Sample mean, x¯=6.7 Population standard deviation, σ=7.1

Q: According to a study done by the pew Research Center, 36% of adult Americans believe that marriage…

A: Given Information: 36% of adult Americans believe that marriage is now obsolete i.e., p=0.36 Sample…

Q: How can one locate mode graphically in case of grouped data?

A: Mode is the data value occuring most number of times in data

Q: What if I'm told what the standard deviation is, can I find the variance? What units is standard…

A: Introduction  The questions is about standard deviations. Can we find the variance. And whate units…

Q: The z-score of student having a score of 75. O 0.556 O 0.672 O-0.556 O -0.752

A: We have given following data  82, 75, 88, 92, 62, 71, 84, 78, 86, and 81.  From the given data first…

Q: With ? = .01, what are the boundaries for two-tailed critical region with a sample of n = 20…

A: Given: Significance level α = 0.01 n = 20

Q: Listed below are the numbers of words spoken in a day by each member of eight different randomly…

A: The data shows the numbers of words spoken in a day by each member of eight different randomly…

Q: A hypothesis test is to be performed. State the null and alternative hypotheses. Last month the…

A: It is given that  Mean waiting time = 8.4 minutes  Claim: The people will no longer have to wait as…

Q: In one-way Analysis of Variance (ANOVA), the term "one-way" arises from A. One categorical response…

A: Option C is the answer One numeric or categorical input variable

Q: Let's suppose you were conducting an experiment to see how a type of fertilizer (you have 4…

A: Given that Two variables  Type of fertilizer and Growth rate of the tomato plant  We have to find…

Q: Determine the value of c that makes the function f(x, y) = c(x + y) a joint probability density…

A: Given,f(x,y)=x(x+y)   ; 1<x<4 and 0<y<3

Q: Discuss merits and demerits of variance.

A:

Q: The head of maintenance at XYZ Rent-A-Car believes that the mean number of miles between services is…

A: From the provided information, Mean (µ) = 4639 Standard deviation (σ) = 437 Sample size (n) = 32

Q: Do All Work in Excel. Consider a Poisson distribution with μ = 3. a Write the appropriate Poisson…

A: Dear student,  If you find this solution helpful please upvote ? it. The answers are given below in…

Q: Compute the p-value for a Chi-Squared Goodness of Fit Test with a sample size of 300, 5 categories…

A: given data, we have to find out the p-value for the given data, chi-squared goodness of fit test…

Q: 1. The assumption of normality for the observations for each treatment level is valid. II. The…

A:

Q: Q. 20 What is the difference between classification and tabulation?

A:

Q: Banana ketchup making is a booming industry in Davao. Manufacturing factories use machines to fill…

A: From the provided information, Sample size (n) = 35 Sample mean (x̄) = 7.91 Sample variance (s2) =…

Q: Which type of hypothesis test will we do when given the following hypothesis? H0:  μ=0 H1: μ<0…

A: Given;the hypothesis test is;H0: μ=0H1: μ&lt;0