If P(A) = 0.35, P(B) = 0.45, and P(A and B) = 0.25, then P(A|B) is:     1.4     1.8     0.714     0.556

Q: Suppose we are interested in the proportion of statistics students at this university who are…

A: The question is about sample proportion  Given : No. of randomly selected student ( n ) = 10 No. of…

Q: PROBLEM 1 In a study of the relationship between the oxygen content (parts per thousand) and the…

A: Note: As per guidelines we are supposed to solve only first three sub parts. Please repost the other…

Q: Scenario: A mathematics placement test is given to all entering freshmen at a sm receives a grade…

A: The given data is Placement test(x) Course Grade(y) 50 53 35 41 35 61 40 56 55 68 65…

Q: hat is the mean of the set of data? mplete the table. Frequency Class Mark Class Interval Lower…

A: Class Frequency (f) Lower boundary(LB) (class mark) (x) f⋅x <cf 70-76 15…

Q: i. Find the mean and the median compensation of the executives. ii. Comment on the skewness of the…

A:

Q: Research Question: On average do the number of people visiting Universal Studios and Disney World…

A:

Q: Determine if the given subject is population or sample, then describe the given quantity as…

A: We know that  Population : It is the complete collection of all the elements to be studied. It…

Q: Multiple regression analysis was used to study how an individual's income (Y in thousands of…

A: Since we only do up to three sub parts of a problem, we'll be doing the first three sub parts only.…

Q: Example 16.1 Calculate the coefficient of correlation for the following data: X 2 3 4 5 7 9 10 14 Y…

A:

Q: The access code for a safe consists of three digits. Each digit can be any number from 1 through 9,…

A: For the given data Find all the required

Q: Calculate the distance between the two variables given below using the most common method of…

A: Given,

Q: The milk yield from two breeds of goats, A and B, is categorised as low, medium or high. One hundred…

A: Given: The milk yield from two breeds of goats, A and B, is categorized as low, medium or high. One…

Q: 2. Determine if a Normal (u, o2) belongs to a 2-parameter exponential family of densities. Derive…

A: Determine if N(mu,sigma2) belongs to 2 parameter exponential family of distribution . Drive…

Q: Given two normal random variables: X-Normal(μ-10,0=7) and Y~Normal(u=20,o=22). When X and Y are…

A:

Q: The current in a certain circuit as measured by an ammeter is a continuous random variable X with…

A:

Q: Report anything you noticed about the way the graphs were shaped, how they were different as the…

A: Considering the Reese’s Pieces candies manufactured by Hershey are 25 candies: Physical Sample:…

Q: CLASS INTERVAL 41-50 01-70 Solve for Range: CLASS LIMITS LCL UCL LCB 41 00 50.5 71 70.5 CLASS…

A: Given table  Class interval Class limit   Class boundaries   Class size Class mark   LCL UCL…

Q: Transforming a set of scores into a standardized distribution of z-scores consists of graphically…

A:

Q: Customers arrive at a shop according to a Poisson process at a mean rate of 2 customers every ten…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Heart failure is due to either natural occurrences (89%) or outside factors (11%). Outside factors…

A: Given that n =18 , p=0.11 Find ( a ) P ( X =3 ) =? ( b )  P( X> =3 ) = ? ( c ) Mean =?…

Q: Scenario: A mathematics placement test is given to all entering freshmen at a small college. A…

A: A mathematics placement test is given to all entering freshmen at a small college.

Q: Determine if the given subject is population or sample, then describe the given quantity as…

A: We know that Population : It is the collection of all the outcomes or measurements that are of…

Q: Samples of rejuvenated mitochondria are mutated (defective) in 3% of cases. Suppose 16 samples are…

A: It is given that n = 16 and p = 0.03.

Q: the mean value of land and buildings per acre from a sample of farm a) Use the empirical rule to…

A: The mean and standard deviation of farms is 1600 and 100 μ=1600σ=100 The number of farms are 72;n=72

Q: Calculation of DMFT \ DMFS: 1- For individual 2- For population DMF = D + M + F Mean DMF = Total DMF…

A: calculation of DMFT \ DMFS

Q: The variable ris known as the linear correlation coefficient. Summarize what the rvalue tells you…

A: The following information has been given: Scatter plots r values Graph 1 r=-0.87 Graph 2…

Q: Suppose the mean height in inches of all 9th grade students at one high school is estimated. The…

A: For the given data Find Mean = ? margin of error at 99% confidence level = ? 99% confidence…

Q: 402 628 31 1061 me probability that the person opposed the tax or is female. ed the tax or is…

A: Given Table below shows the results of a survey that asked 1061 adults

Q: 21. A company manufactures an electronic device to be used in a very wide temperature range. The…

A:

Q: (a) Determine the number of classes. (b) Estimate the greatest and least frequencies. (c) Determine…

A: Given See the the frequency histogram

Q: In an industrial experiment, a job was performed by 10 workers using Method I, and by 7 workers…

A: Given n1=10,  x̄1=17, s21=26  n2=7, x̄2=9, s22=7, level of significance ɑ=0.05

Q: In about what percentage of countries would the percentage of people 65 and older be less than 0.10?…

A: Given Information: Mean μ=0.18 Standard deviation σ=0.04

Q: 1. Let the variable X be someone's disease status X = D then someone has strep throat X = Dc then…

A:

Q: The following table shows the average number of hours per night sleeping by seven men and their…

A: The sleeping hours per night of the father(x) and the sleeping hours per night of the youngest child…

Q: The World Health Organization (WHO) stated that 53% of women who had a caesarean section for…

A: Given that n =15 , p = 0.53 Using binomial distribution ( a ) P ( x =15 ) = ?  ( b ) Mean =? s.d =?

Q: i. Find the standard deviation. ii. Draw a histogram. Class interval 100-124 125-149 150-174 175-199…

A: Given

Q: If A and B are mutually exclusive events with P(A) = 0.75, then P(B): a. can be any value…

A: Given P(A)=0.75

Q: ppose, for the sake of this question, that there are no households in America with more than 6 cars…

A: Given, The probability distribution for the number of cars owned is shown,

Q: There are two male rats and two female rats living in a cage. We se- lect randomly two rats from…

A:

Q: political scientist surveys 31 of the current 99 representatives in a state's legislature. What is…

A: Given: A political scientist surveys 31 of the current 99 representatives in a state's legislature.

Q: The number of trees planted in 10 housing estates are as follows. 108 42 81 53 70 53 44 75 140 137…

A: Given that: 108 42 81 53 70 53 44 75 140 137 Sample size, n = 10

Q: 5. Suppose the 95% confidence interval is (10,26), give its interpretation ✓ [Select] 95% of all…

A: The given data indicates the horn length measurements of 8 African water buffalo that were raised on…

Q: do a double integral where x ranges from 0 to 1/2 and y ranges from 1/4 to 1/2

A:

Q: Construct a frequency distribution for the given data set using 6 classes. In the table, include the…

A: The question is about frequency dist. Given :

Q: Diagram below shows the normality test for impact of covid-19 pandemic on unemployment rate in…

A: Jarque Bera is a measure that used to determine the normality exist in the data set or not. It…

Q: What is the mean of the data below? The following are the scores of grade 10-Caluag in a 30-item…

A:

Q: The United Nations estimates that the world reached a population of 7.7 billion people in 2020.…

A: Given     Population in 2020 : 7.7 billion Average growth rate : 1.1% per year

Q: Advances in medical and technological innovations have led to the  availability of numerous medical…

A: A random sample of 100 is given; n=100 20% of the female respondents; p=0.20

Q: The scoring averages (points per game) of the starting lineup of a basketball team are as follows:…

A: The provided scoring averages of the starting lineup of a basketball team are  x x2 6.2 38.44…