Start your trial now! First week only $4.99!*arrow_forward*

Question

Given

P(A) = 0.3

and

P(B) = 0.9,

do the following:

If

P(A | B) = 0.4,

compute

P(A and B)

Tagged in

Math

Statistics

Find answers to questions asked by students like you.

Q: What is your favorite color? A large survey of countries, including the United States, China, Russia...

A: A).State the appropriate hypothesis:Let P be the population proportion of individuals who claim blue...

Q: The Toylot company makes an electric train with a motor that it claims will draw an average of only ...

A: The provided information are:

Q: A person with a cough is a persona non grata on airplanes, elevators, or at the theater. In theaters...

A: Given that in any large audience you will hear that 15 coughs per minute. r is the number of coughs ...

Q: A sample of 50 women is obtained, and their heights (in inches) and pulse rates (in beats per mi...

A: According to the provided data, the variable x represents the height of the women. The sample size, ...

Q: The Congressional Budget Office reports that 36% of federal civilian employees have a bachelor's deg...

A: Note:Thank you for posting the question! Since your question has more than 3 parts, we have solved t...

Q: Bill Alther is a zoologist who studies Anna's hummingbird (Calypte anna).† Suppose that in a remote ...

A: (a) Level of significance for the test:Level of significance (α) defines the probability of rejectin...

Q: A researcher wants to investigate whether mindfulness training improves ability for employees to not...

A: The total factors in the given experiment are1. Gender2. Disposition3. GroupsGender has two levels m...

Q: construct a probability distribution and draw a graph for a family of 3 children. Let X represent t...

A: According to the given question, construct a probability distribution and draw a graph for a family ...

Q: Which is not one of the major assumptions typically associated with parametric tests of significance...

A: Introduction:Some of the major requirements (though not the only requirements and may vary from one ...

Q: Repeat the following procedure for the four given numbers.Multiply the number by 4. Add 4 to product...

A: The first number is 1Step-1 Multiplying by 4 we get =1*4 = 4Step-2 Add 4 to the product we get = 4+4...

Q: For mode of Beta Distribution with parameters Alpha and Beta, why are the bounds when alpha and beta...

A: Beta FunctionIt is an area function and defined by a definite integral

Q: the NHANES-Ill survey, the inçidence of urinary tract infections in adult women is 13,320 n per year...

A: Given incidence of urinary tract infections = 13.32%Nitride test for urinary tract infections sensit...

Q: How much do wild mountain lions weigh? Adult wild mountain lions (18 months or older) captured and r...

A: In this question, we have the weighs of adult wild mountain lions, which is681071251276064 Using tha...

Q: See the attached question.

A: Introduction to binomial distribution:Consider a random experiment involving n independent trials, s...

Q: Over the past several months, an adult patient has been treated for tetany (severe muscle spasms). T...

A: Confidence interval when population standard deviation is not known:The formula of confidence interv...

Q: Simple random sampling uses a sample of size from a population of size to obtain data that can be us...

A: The population size is denoted by ‘N’ and the sample size is denoted by ‘n’.Let the number of differ...

Q: A recent study showed that the modern working person experiences an average of 2.1 hours per day of ...

A: Confidence interval:The (1-α) % confidence interval for population mean µ, when σ is known is given ...

Q: Arianna Estefan manages Salmon Falls Park, which has two flagship roller coasters, the Flyer and the...

A: Given Null hypothesis : H0 : µ1 = µ2Alternate hypothesis : Ha : µ1 < µ2, where µ1 is mean numbe...

Q: Jane has stored three albums on her iPod. The first album consists of 11 songs by Frank Sinatra, the...

A: According to the given question, Jane has stored three albums on her iPod.The first album consists o...

Q: The results of a pre-test and a post-test for ten students is given below. Is there a significant di...

A: Denote µd as the median difference for post and pre-test.Hypotheses:Null hypothesis: The median diff...

Q: The CEO of a cable company claims that the population mean wait time for callers at a company's cust...

A: The aim is to find the accurate statement from the following options to evaluate the population mean...

Q: The numbers of faculty at 32 randomly selected state-controlled colleges and universities with enrol...

A: Confidence interval:The (1-α) % confidence interval for population mean µ, when σ is known is given ...

Q: How do I find A’ , Is It B,D and F ?

A: Given U = {a,b,c,d,e,f,g}A = {a,c,e,g}B = {a,b,c,d}A' is nothing but compliment of the set A which h...

Q: Brandybuck Insurance Company (BIC) is deciding whether to insure the lives of those leading a quest ...

A: The probability of surviving = 0.885Money earned by BIC if the insured person survives = 9970 silver...

Q: (1) Let x be the age in years of a licensed automobile driver. Let y be the percentage of all fatal ...

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...

Q: How do I run a the test of normality? Assumptions of normality

A: Introduction:Several tests of normality exist, using which you can verify whether a particular data ...

Q: Deborah wants to estimate the percentage of people who eat fast food at least once per week. She wan...

A: Margin of error is usually computed using the formula below. In this question, Margin of error is k...

Q: Find the critical value zc necessary to form a confidence interval at the level of confidence shown ...

A: It is required to find the z-critical value to form a 95% confidence interval. The critical value us...

Q: 2. You are at Disney World and wait 45 minutes to ride the roller coaster at Space Mountain. Guests ...

A: The aim is to define the cycle time of the process and the throughput time.

Q: given that the sample mean=105, pop standard deviation=27, n=44, a=0.01 what is the critical s-score

A: Note: In this question it has mentioned that we have to find the s – score but it seems that it is a...

Q: Write the equation of the line that passes through the points (0, 1) and (− 1, 3). Explain your solu...

A: The equation of the line is given by, y = mx+c, where m is the slope and c is the intercept.

Q: A university dean of students wishes to estimate the average number of hours students wish to spend ...

A: The formula for the sample size is as follows:

Q: A recent poll by the American Automobile Club found that 74.5% of those surveyed are worried about a...

A: Hey there! Thank you for posting the question. As your question has more than 3 parts, we have solve...

Q: Leah Peschel is the bottling department manager for a bottling company that produces various soft dr...

A: GivenNull hypothesis H0: µ1 = µ2Alternative hypothesis Ha : µ1 ≠ µ2Sample mean number of cola bott...

Q: A, B, C

A: a.The two populations are ‘all the students who purchase lecture notes’ and ‘all the students who do...

Q: How much does a sleeping bag cost? Let's say you want a sleeping bag that should keep you warm in te...

A: (a)Using the provided data, the sample mean and standard deviation can be calculated using Excel fun...

Q: Find the mean, median, and mode of the data, if possible. If any of these measures cannot be found...

A: The sample data of seven admission test scores for a professional school is provided.Here, n = 7.The...

Q: Exam grades: scores on a statistics final in a large class were normally distributed with a mean of ...

A: Let X be the scores on statistics final, which is normally distributed with mean = 75 and standard d...

Q: We use the form ŷ = a + bx for the least-squares line. In some computer printouts, the least-squar...

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...

Q: Select the statistic test that best fits each description. Comparison of mean reading test scores by...

A: Introduction to one-way ANOVA:One-way ANOVA is a statistical method for testing hypotheses regarding...

Q: The data 17.7 33.5 26.3 22.9 21.4 e 28.9 24.2 18.3 27.9 21.2 19.2 22.121.6 37.7 37.4 presents the bo...

A: Frequency distribution:Frequency of an interval is the number observations that fall in that interva...

Q: Fuming because you are stuck in traffic? Roadway congestion is a costly item, both in time wasted an...

A: (a)The scatter diagram for the provided data can be plotted using Excel.The steps are given below:En...

Q: About 42.3% of Californians and 19.6% of all Americans over age five speak a language other than Eng...

A: Solution:Let us consider that your class has 30 students.Null and alternative hypotheses:Here, to ch...

Q: In a survey of 4061 adults, 738 say they have seen a ghost. Construct a 99% confidence interval fo...

A: In this question, it has been given that 738 people out of 4061 people have seen the ghost, we have ...

Q: An investigator wants to assess whether the use of a specific medication given to infants born prema...

A: The cohort study generally involves a group of individuals that meet a set of criteria at the study ...

Q: Suppose that Xi ∼ Gamma(αi , β) independently for i = 1, . . . , N. The mgf(moment generating functi...

A: Introduction:It is given that Xi’s (i = 1, 2, …, N) are independent Gamma (αi, β) random variables w...

Q: Red snapper is a rare and expensive reef fish served at upscale restaurants. Federal law prohibits r...

A: There are only two possible outcomes when you order red snapper - you either get red snapper or the ...

Q: Consider the probability distributions you have studied so far. Which of the following distributions...

A: Discrete distribution:If the probability of outcome of a statistical distribution is finite, then it...

Q: I created a Venn Diagram to Solve This Problem.

A: Given Total number of tourists = 1232Total number of tourists visited Magic kingdom = 300Total numbe...

Q: A set of data items is normally distributed with a mean of 40 and a standard deviation of 6. Convert...

A: Given set of data is normally distributed with mean = 40Standard deviation = 6The Z score for any da...