What is the chance of Nathan, Brad and Amy being on the same team? (b) What is the chance of Kelsey, Cindy and Amy being on the same team? (c) What is the chance that any three players (Nathan, Kelsey, Cindy, Brad, Amy or Maggie) will be on the same team?

Q: The number of cars that pull up to a car wash on a Friday morning in Long Beach is approximately…

A: Since we know that the empirical rule states that for a normal distribution: 68% of the data will…

Q: State the properties of s normal distribution.

A: Normal distribution- when mean is 0 and standard deviation is  1 is called standard normal…

Q: ABC Restaurant has made a forecast for last week's operations vs Actual result of the forecast last…

A: The actual values and the Forecast values are given.

Q: A random variable X is uniformly distributed in the interval (-л/2, π/2). Xis transformed to a new…

A:

Q: Consider the bar graph, which shows the numbers and percentages of bachelor's degrees in engineering…

A: The objective is to find the ratio of the number of men to the number of women earning bachelor's…

Q: ethod descriptions given. Situations ask all the students in your math class dividing the population…

A: Answer :    1) Convenience sampling: Ask all the students in your math class. Explanation: This is…

Q: uppose that the speeds of cars travelling on California freeways are normally distributed with a…

A:

Q: q17-  The confidence interval gets _______, if the sample size gets larger Select one: a. less…

A: In the statement it is given that sample size gets larger.

Q: Is there a significant difference between the  population means of group 1 and group 2  kindergarten…

A: Given information: The data is given about the group 1 and group 2 kindergarten children on social…

Q: Which of the following is true regarding box plots? O The inner fences of a boxplot are equal to 2x…

A: The question is about boxplot Introduction : A boxplot is a graphical method which is divided into 5…

Q: A research study uses 50 men under the age of 55. Suppose that 30% carry a marker on the male…

A: From given data we have : population N=50 proportion of men P=0.30 success size k=NP=50(0.30)=15

Q: Find the population standard deviation of these numbers: 22, 19, 25, 16, 20 (round to two decimal…

A: Given numbers(x); x x2 22 484 19 361 25 625 16 256 20 400 ∑x=102 ∑x2=2126

Q: Suppose we measure the heights (in inches) and weights (in pounds) of 100 randomly chosen college…

A: Given Information: Suppose we measure the heights (in inches) and weights (in pounds) of 100…

Q: a) Consider a random sample of size n from the population distributed with the following probability…

A: Given f(x;θ)=θ2θx-(θ+1) x>2

Q: You forget to study for an exam and need to guess on all of the questions. The exam is three…

A: 3 questions ∴ n = 55 - choices of options∴ p(correct choice) = 15

Q: A 99% confidence interval for a mean: a. In repeated samples will include the true population mean…

A:

Q: Suppose Z follows the standard normal distribution. Use the calculator provided, or this table, to…

A: Given: P(-0.51≤Z≤c) = 0.6827 To Find: c =?

Q: I hope you’re well. We have a research report/proposal due for Statistics next month. We were told…

A: Given information:   Sports Participation Treatment x No Sports Participation Treatment y 1 85…

Q: (d) What is the relative frequency for the category (86,124]? decimal places. Round to two

A: you need only (d) part so i can gives only one part

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2500 grams and…

A: Given that: Population Baby's average weight when they are delivered after 32 to 35 weeks of…

Q: You’re a structural engineer working for a company that produces beams for use in residential home…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: ABC Restaurant has made a forecast for last week's operations vs Actual result of the forecast last…

A:

Q: The dose of a drug is critical. Too small a dose may not treat a patient effectively, while too much…

A: Given 50 mg of drug for each kg of the patient's mass patient's weight =198 lb

Q: In a bell-shaped distribution, 95 % of the data falls within 1 standard deviation of the mean.

A: Given that In a bell-shaped distribution, 95 % of the data falls within 1 standard deviation of the…

Q: You select a sample of 30 scores from a population of 1,000 scores. You compute the mode, median,…

A: The three measures of central tendency are: Mean is the average of data. It is the sum of…

Q: Below are the results of Multiple Regression Analysis. Write down the interpretation of the…

A: Regression equation is used to measure the predicted value over the another. It explain the linear…

Q: X: f: Example 3. Compute Median for following data 10 4 20 7 30 21 40 34 50 25 60 12 70 3

A:

Q: Use Table A to find the value z of a standard Normal variable that satisfies each of the given…

A: The objective is to find the value of z with 74% of the observations falling below it.

Q: 5. Problem 5. (a) Consider a sample space C = {1, 2, 3, 4, 5, 6, 7, 8, 9), where each of these…

A:

Q: 4. If X~ N3 (μ, E) where µ¹ = [2-3 1] and Σ = 1 3 2 | 1 2 2 then find the distribution of 3X1-2X2 +…

A:

Q: find the indicated set using this information: U={1, 2, 3, 4, 5, 6, 7, 8, 9, 10} A={1, 2, 5, 6, 9,…

A: Given that  U={1, 2, 3, 4, 5, 6, 7, 8, 9, 10} A={1, 2, 5, 6, 9, 10} B = {3, 4, 7, 8} C = {2, 3, 8,…

Q: Using standard normal table, find the following probability. P(Z<2.01) = ? (Round to 5 decimals)

A: Answer: From the given data, Using standard normal table, We have to calculate P(Z&lt;2.01)

Q: Use z scores to compare the given values. Based on sample data, newborn males have weights with a…

A: As per our guidelines we are supposed to answer only one question per post so i am solving first…

Q: What does it mean when you have standard deviations of 27 35 and 32 and its effect on the validitity…

A: Standard deviation (SD) is a measure of dispersion. It measures how the data are spread around the…

Q: If n(p(A))= 256, then how many elements are there in A?

A:

Q: Dependent Variable: INTEREST Method Leable Method: Least Squares Date: 08/08/20 Time: 17:38 Sample:…

A: The regression results are given.

Q: What is the relationship between power and N, size of real effect, and alpha level? How does power…

A: --   Power is the probability that you will reject the null hypothesis when you should (and thus…

Q: below for reference.

A: Given,  Independent variable (x) = No of Commercial  Sales Dependent variable (y)  = Volume By using…

Q: If the distribution of scores were normally distributed, the following would be true? -Mean = 36.5,…

A: Answer : - Given, the distribution of scores were normally distributed.                   Find the…

Q: An economist is studying the effect of education on salary and conducts a survey of 150 randomly…

A: Given: An economist is studying the effect of education on salary and conducts a survey of 150…

Q: The following are the GPAs of 12 randomly selected SCC students: 2.1, 2.2, 2.2, 2.3, 2.5, 2.6, 2.6,…

A: Given The data is as follows: 2.1, 2.2, 2.2, 2.3, 2.5, 2.6, 2.6, 2.8, 3.1, 3.3, 3.4, 3.9

Q: How long does it take to finish the 1161-mile Iditarod Dog Sled Race from Anchorage to Nome, Alaska?…

A:

Q: 20:40 20001 bronz Positive Results MONG FROM H Not a use: 2 1&5 AML 2N ortbrow 20 cruf Drug User: 47…

A: Given:   Positive Result Negative Result Drug Used 47 11 Not a Drug user 2 29

Q: 5. Suppose the probability density function of the magnitude X of a dynamic load on 3 +-x 0<x<2 8 a…

A:

Q: From a regression model, the following plot between residuals and independent variable (X) is…

A: A residual plot is a plot that shows the residuals on the vertical axis and the independent variable…

Q: A guidance counselor wishes to determine if the proportion of high school girls in his school…

A: Given data:   16-year-olds 17-year-olds 18-year-olds Row totals Work 45 31 38 114 Don't work…

Q: The state would like to evaluate the usefulness of a program to randomly test high school athletes…

A: Here, given 20 schools from a state and randomly selected 3 athletes from each school.

Q: The United States Postal Service reports 95 percent of first class mail within the same city is…

A: Given,sample size(n)=6 probability of success(p)=0.95and probability of failure(q)=1-0.95=0.05here…

Q: Suppose the time required to complete a task is known to be less than 15 minutes. (a) Write the…

A: a) It is given that, the time required to complete a task is known to be less than 15 minutes.

Q: A and B are two events such that P(A)-0.5 and P(B)-0.6 and P (AIB) = - then P (AIB) = 0.9 1 0.6 not…

A: