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

Question

two dice are thrown together, and the score added. what is the probability that the total score exceeds 8 and the individual score differ by 1

Tagged in

Math

Statistics

Find answers to questions asked by students like you.

Q: Height and weight are two measurements used to track a child’s development. The World Health Organiz...

A: It is given that mean and standard deviation are 10.2 and 0.8, respectively.

Q: Today, the waves are crashing onto the beach every 5.3 seconds. The times from when a person arrives...

A: Let X be random variable uniformly distributed between 0 and 5.3 seconds.Denote X as the time from a...

Q: I only been b,c,and d.

A: a.The mean of this data set is obtained below:

Q: Exercise 5.7.4 A UMass Boston student has earned 55 credits toward his degree but has a GPA of just ...

A: It is given that the GPA for 55 credits is 1.8.The minimum GPA to obtain is 2.Let G be the required ...

Q: Today, the waves are crashing onto the beach every 4.9 seconds. The times from when a person arrives...

A: Let X be the random variable uniformly distributed between 0 and 4.9 seconds.Denote X as the time fr...

Q: Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed wi...

A: From the given information,Mean (μ) =272days and standard deviation (σ) =19daysSample size (n) =51

Q: 4. A researcher wanted to examine the effect of a new math study skills program on second graders. F...

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

Q: Problem 1: If X1, X2, ... , Xn are a random sample from a population with mean u and variance o2, us...

A: Introduction:The method of moments estimator equates the population moments with the corresponding s...

Q: Please show ti 84 steps

A: Given information:Here, the mean change in score corresponding to Math is x-bar=18; standard deviati...

Q: When playing roulette at a casino, a gambler is trying to decide whether to bet $15 on the number 2...

A: Given dataIf we Bet on 0,00 and 1P(win) = 3/38 P(Losing) = 35/38a)expected value for the $15bet that...

Q: A relay microchip in a telecommunications satellite has a life expectancy that follows a normal dist...

A: A)The number of months should the satellite be insures for to be 95% secure that it will last beyond...

Q: What is the total number of scores (N) for the distribution shown in the following table? X ...

A: Given data

Q: A random sample of 25 observations yield a mean of 106 and a standard deviation of 12. What is the p...

A: It is given that mean and standard deviation are106 and 12, respectively.By using central limit theo...

Q: A history class has 75 members. If there is a 12% absentee rate per class meeting, find the mean, va...

A: It is given that n is 75 and p is 0.12.

Q: Explain how we use t as an inferential statistic

A: The inferential statistic can be used to infer about the population data based on the sample data. I...

Q: Figure 1 shows sample proportions from samples of size n=40 from a population. Estimate the value of...

A: It is given that sample size (n) is 40.The given graph shows that the sampling distribution of propo...

Q: Let x be the number of units (in thousands) that a company produces and let p(x) be the profit (in t...

A: Enter the Given Data in Excel as shown below

Q: Diastolic blood pressure is a measure of the pressure when arteries rest between heartbeats. Suppose...

A: From the given information,Let x be random variable that follows normal distribution with mean of 69...

Q: Part A, B, and C

A: The provided information are:

Q: Problem 29 d

A: The null and alternative hypotheses are given below:H0: µ = 21.62Ha: µ ≠ 21.62Procedure to find samp...

Q: The patient recovery time from a particular surgical procedure is normally distributed with a mean o...

A: The provided information is:

Q: A population of values has a normal distribution with μ=60.4μ=60.4 and σ=98.4σ=98.4. You intend to d...

A: It is given that the mean and standard deviations are 60.4 and 98.4Probability that the selected val...

Q: Six hundred and five survivors of a heart attack, were randomly assigned to follow either (1) a diet...

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

Q: I don't understand how to solve this.

A: Solution: We are given that a warehouse employs 26 workers on first shift, 15 workers on second shif...

Q: Assume that different groups of couples use a particular method of gender selection and each couple ...

A: Introduction:Consider giving birth to a girl to be a success. The probability of success is, p = 0.5...

Q: I cant find an example for how to solve this. Help would be so great! Thank you

A: Margin of error:The formula of margin of error for confidence interval is as follows:

Q: Sam computed a 90% confidence interval for μ from a specific random sample of size n. He claims that...

A: Sam computed a 90% confidence interval for µ from a specific random sample of size n.

Q: A medical salesperson is to visit the various members of the staff at a clinic. He must see 8 doctor...

A: It is given that the sales person must see 8 doctors, 6 physicians assistants, 12 nurses, 3 medical ...

Q: A researcher uses a repeated-measures design to compare individuals’ performance before treatment wi...

A: If all the participants show improved performance of 8 or 9 points after the treatments, the researc...

Q: 4. Suppose a new sample is chosen and you got the following estimated OLS line: predicted birthweigh...

A: Introduction:Effect of scale change of the predictor, on the regression coefficients:Suppose x denot...

Q: Part A, D, E, G

A: Note:Hi there! Thanks for posting the question. As your question does not contain Part G, we had ans...

Q: The population mean annual salary for environmental compliance specialists is about $63 comma 00063...

A: It is given that mean and standard deviation are 63,000 and 5,800, respectively.By using central lim...

Q: A small pilot study was conducted to compare cholesterol levels in individuals before and after a lo...

A: Preliminary calculation:Using the EXCEL formula “=NORM.S.INV(1– (0.05/2))”, the z-value for 95% conf...

Q: An apple a day: Following are the numbers of grams of sugar per 100 grams of apple in a random sampl...

A: Sample mean and standard deviation:Descriptive statistics:Step-by-step procedure to obtain the descr...

Q: What is a P value?

A: The p-value is also called as probability value.

Q: Use the standard normal distribution (aka z distribution where mu = 0 and sigma = 1) to determine th...

A: The formula for the values of Z that will give the middle 90% is stated below:

Q: Assume that a procedure yields a binomial distribution with a trial repeated n=5n=5 times. Use some ...

A: Solution: We are given that a random variable k follows a binomial distribution with n = 5 and p=0.4...

Q: The GPA of accounting students in a university is known to be normally distributed. A random sample ...

A: Introduction:The 100 (1 – α) % confidence interval for the population mean, μ, for given sample stan...

Q: Please show TI 84 steps

A: Note:Hey, since there are multiple sub-parts question posted, we will answer first three sub-parts. ...

Q: Part D and E

A: In order to get the test statistic value, the MINITAB output for the paired t-test is given below.

Q: What type of variable ( nominal or ordinal) is ideology?

A: We are required to find the level of measurement ( or variable type) for variable Ideology.

Q: I don't understand the the given answer when looking at this chart. When I use the calculator I get ...

A: Let the lower and upper limits are –z and z. It is known that in a standard normal distribution, P(Z...

Q: The student council is hosting a drawing to raise money for scholarships. They are selling tickets f...

A: It is given that the number of tickets is 600 and the numbers of prizes are 1 grand, 4 second, and 1...

Q: I need help with this textbook question. I cant find an example for it in my book. Thank you.

A: The sample mean is obtained below: From the given information, number of observations is 17 and conf...

Q: Scrapper Elevator Company has 20 sales representatives who sell its product throughout the United St...

A: Solution:a.The distribution of sample means is identified below: Central limit theorem:If the sample...

Q: From a sample with n=32, the mean number of televisions per household is 4 with a standard deviation...

A: Chebyshev’s rule can be used for the large set data. It says that at least 1-1/k2 percentage of the ...

Q: A manufacturer of bolts has a quality control policy that requires it to destroy any bolts that are ...

A: It is given that the mean and standard deviation are 7 and 0.05, respectively.

Q: Consider a bimominal experiment with 2 trials and p=0.4 d. Find the probability of at least one succ...

A: It is given that n = 2 and p = 0.4. Therefore, q = 1–p = 0.6.The PMF of binomial distribution is giv...

Q: The College Board National Office recently reported that in 2011-2012, the547,038 high school junior...

A: a) The probability that a high school junior who takes the test will score at least 610 on the mathe...

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A drug i...

A: GivenThe total number of patients treated with drug = 4122number of patients developed adverse react...