EXAMPLE :- How many 3 digits number can be formed using digits 1,6,8,9,3,7 without repeating any digits ?

Q: normal distribution, what is the probability that there will be 11 or more outages in any one month?

A: Here given  sample size=n=22 p=0.7 Here  given distribution approximately closely with normal…

Q: A researcher wants to study the impact of a new artificial sweetener on blood glucose. He is…

A: The appropriate experiment is to be identified, where the two-sample z-test can be applied to…

Q: Suppose the following data were collected from a sample of 15 CEOS relating annual salary to years…

A: First we need to test whether there is enough evidence to support the claim that on average, CEOs in…

Q: 2. Suppose you obtained this data from a section of 50 students. 88 83 84 90 87 94 91 93 93 97 81 87…

A: Given that  The data are…

Q: Twelve students were given remedial instruction in reading comprehension. Pretest and posttest were…

A: Hypothesis test is used to measure whether there is any significant difference between the sample…

Q: The following data visualization appeared on the "Our Berkeley" site from U.C. Berkeley's Office of…

A: Two sample z test: Two sample z test is used for testing the two population proportions based on two…

Q: Q-3 If P(A) = 0.2, P(B) = 0.3, and P(A n B) = 0.1, determine the following probabilities: b. P(A U…

A: Given,P(A)=0.2P(B)=0.3P(A∩B)=0.1

Q: A random sample of 10 independent healthy people showed the body temperatures given below (in…

A: Given data is 98.3,98.5,99.0,96.2,98.4,98.9,97.8,99.3,98.7,97.4sample size(n)=10

Q: * Draw a Frequency polygon, histogram and a cumu requency distribution for the following data: Class…

A: Frequency Polygon: Excel Procedure: Enter class and frequency in Excel>Select the data in…

Q: The average number of kilos of meat a person consumes in a year is 90 kilos. Assume that the…

A: In question, Given that The average number of kilos of meat a person consumes in a year is 90 kilos.…

Q: Q 1/ Given a random variable having the probabilities that it will take on a a) Greater than 16.5 b)…

A: A random variable is normally distributed with mean 16 and variance 1.5625 μ=16.5σ2=1.5625σ=1.25

Q: You have data on a sample of women of childbearing age in Botswana, which you want to use to study…

A: Formula for the test statistic of log likelihood ratio test: Test statistic=-2lθ0^-lθ^   From the…

Q: You want to prepare a 90% confidence interval for the life of a butterfly of a particular type. You…

A: Given that  Sample size n =25 Sample mean =47 Sample standard deviation =3

Q: X-9, 10, 18, 12, 15, 13, 11, 10, 16 To two decimals places without a leading zero, compute 1. Skew…

A:

Q: The weekly demand of a slow-moving product has the following probability mass function: Demand, x…

A: Given information: The probability mass function of a weekly demand of slow-moving product is given.

Q: μ H, :0 H :0 (b) Determine the type of test statistic to use. Type of test statistic: (Choose one) ▼…

A:

Q: 4. Let X1,., Xn be iid with pdf f(x; 0). Suppose that we test Ho 0 = 0o ver- sus H1 :0 + 0o using…

A:

Q: Ex-6 A class has 10 students. Each student has a birthday which can be one of the 365 days of the…

A:

Q: The average height of a 1-year old child is 29 inches. What is the parameter?

A: Here given, The average height of a 1-year old child is 29 inches.

Q: Ex-1 Write down the outcome set or the sample space in the following experiments: (a) A coin is…

A: Given that  Write down the outcome set or the sample space in the following experiments: (a) A coin…

Q: A union of restaurant and foodservice workers would like to estimate the mean hourly wage, H, of…

A: Given: Confidence level is 99% i.e  α=0.01 Margin of error=E= 0.40  Population standard deviation is…

Q: 1- The value of the price elasticity of demand is equal when the price is 2 = P for the following…

A:

Q: = (heights) above: s, April 2014). TI oon's size based n using simple lin

A: A study of measuring Moon's orbit has given.

Q: After a lot of hard work, a studio releases a new video game. The studio believes that the game will…

A:

Q: The accompanying data table lists measured amounts of chest compression (mm) from car crash tests.…

A:

Q: Aswer the following to summarize the test of the hypothesis that the two variables level of…

A: There are two categorical variables which are level of psychology training and type of attributions…

Q: 3.) Suppose that deflation occurs in the U.S. economy and that the CPI (as a measure of f) is…

A:

Q: 14. What is the appropriate test statistic? A. z = *- B. z = C. z = 4o. D. None of the choices…

A: Here Given  n=30 μ0=12,500 s= 2000 alpha  = 10%

Q: d) N=12000, e) N= 5000, e = 4% e = 3% %3D

A: Here use slovin's formula

Q: “The average production of corn in the Philippines is 3,000 kgs. A new plan for food has been…

A: We have given that Population mean (µ) = 3000 Sample size (n) = 60Sample mean (x̅) = 3200Standard…

Q: The accompanying data table contains chest deceleration measurements (in g, where g is the force of…

A:

Q: 1. The probability that the interval (x-0/4, + o/4) contains u is equivalent to P(

A: 1. The probability that the interval contains μ is x¯-σ4, x¯+σ4.

Q: A tutorial school has been running IELTS mock examination for many years. Below is the summary…

A:

Q: What is the coefficient of determination for a linear model fitting the following bivariate dataset?

A: Here we have given the scatterplot between x and y (for bivariate data set). Using this we have to…

Q: A tv network claims that more than 60% of their viewer comes from NCR. What could be the type I and…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What is the parameter in the problem that follows? A fast food outlet claims that the mean waiting…

A: What is the parameter in the problem that follows?

Q: The average number of kilos of meat a person consumes in a year is 91 kilos. Assume that the…

A: GivenMean(μ)=91standard deviation(σ)=8Sample size(n)=40

Q: Q 2/ In a certain city, the number of power outages per month is a random variable, having a…

A: Given that   In a certain city, the number of power outages per month is a random variable, having a…

Q: Need help please. Determine " the value of parameter, number of statistic, and the state of the…

A: Given that n=30 μ0=12,500x¯=10,000s=2000

Q: when you run a lin reg t test and get the values for a,b and r in sec. 10.1 and 10.2, which two of…

A: The linear regression equation is of the form: y = a+bx y is the dependent variable x is the…

Q: Q 2/ In a certain city, the number of power outages per month is a random variable, having a…

A:

Q: In a study of seventh-grade students, the mean number of hours per week that they watched television…

A: For the given data Find 95 % Confidence interval

Q: a. What can you say about the strength of this relationship for the model using the F test? Use α =…

A:

Q: Direction: Analyze the relative frequency distribution table below. Then, answer the following…

A: For the given data Find

Q: At a large university, the probability that a student takes calculus and statistics in the same…

A: We have given that,  Probability of calculus and statistics students = 0.0125 and the probability of…

Q: Which statements accurately describe normal distributions? Select all that apply. In a normal…

A: Solution-: Which statements accurately describe normal distributions? Select all that apply. (a) In…

Q: Correlations Age Cholesterol Age Pearson Correlation 1 .882 Sig. (2-tailed) .001 N 10 10 Cholesterol…

A: Correlation measures the degree of linear relationship between independent and dependent variable

Q: Function to generate sampling distribution of the sample mean function called samp.dist.mean , Such…

A: Given information: It is required to create a function to generate sampling distribution of the…

Q: Suppose X and Y are independent random variables. X is uniformly 1 distributed on (0, ) and Y is…

A: Solution

Q: Angela recently discovered that the proportion of cat owners in Scranton, Pennsylvania, is 0.19.…

A: Given P=0.19 n=200