A survey asked adults whether they had kids and whether they had The results are below.   Has Kids No Kids Totals Has Pets 37 9 46 No Pets 15 15 30 Totals 52 24 76 An adult is chosen at random. Calculate the probability that the adult chosen has Kids no pets no kids or has pets

Q: Shade the Venn Diagram for the set BOC)UA Use the graphing tool to shade the regions. * Click to…

A: given data we have to shade are  : (B∩C')∪A

Q: A virus test kit production company produced 5000 kits named Virussa, which detect a specific virus…

A: This problem can be solved using the Hypergeometric probability distribution. The formula to…

Q: What is the simple interest rate on a $1650 investment paying $176.72 interest in 5.1 years? %…

A: Principal amount is 1650, interest is 176.72 and time is 5.1

Q: Worksheet 4.3 5. A small organization is renting an outdoor arena for $1000 and hosting a concert.…

A: if sunny outside: earn $ 6000 if rains outside : lose $ 1000 P(rain) = 0.40 P(sunny) = 1-0.40 = 0.60…

Q: Identify the type of sampling used. The names of 90 employees are written on 90 cards. The cards are…

A: Random sample allows all the units in the population to have an equal chance of being selected. This…

Q: For the question 9 & 10 -Referring to the following table: X P(x) 5 0.1 0.3 0.2 0.4 10 15 20 9) What…

A: Given data is x P(x) 5 0.1 10 0.3 15 0.2 20 0.4

Q: a) What is the break-even volume? (c) What are the break-even units as a percent of capacity? Round…

A: As it is given that, red line represents the total cost. Blue line represents the total revenue.…

Q: A statistics instructor, when asked how students do on the first statistics exams claims that  the…

A: From the provided information, Sample size (n) = 22 Sample mean (x̄) = 74.2 Sample standard…

Q: we select a sample of 10 people and ask them to name their favorite TV brand. a) How many of those…

A: It is given that  P( success ), p = 45% = 0.45 Sample size, n = 10 The random variable X represents…

Q: Create an experimental, discrete probability table by rolling three six-sided dice and calculating…

A: When tossing a six-sided dice 3 times,  The total outcomes is 63=216 The outcomes for the totals…

Q: Suppose that (Xn)‰ are iid N(0,1) random variables, and let Sn Ej1Xj. Evaluate for all n € N, =…

A: Given that Xn1∞ are iid N(0,1) random variables. Here Sn=∑j=1nXj. We know that two random variables…

Q: Suppose X is a normal random variable with = 400 and = 69. Find the values of the following…

A: Let X be the random variable from normal distribution with mean (μ) = 400 and standard deviation (σ)…

Q: A vase contains purple, pink and yellow flowers. You and a friend are both allowed to choose one…

A:

Q: d) P(N and W)     P(M and W)   (e) P(N or M). Are the events N = no reaction and M = mild reaction…

A: Given that  W = washing oil off within 5 minutes, A = washing oil off after 5 minutes, N = no…

Q: Using a sample of 50, the following regression output is obtained from estimating the linear…

A:

Q: One half of the people in the United States own individual stocks. In a random sample of 12 people,…

A:

Q: a) What percent of the families spending more than MOP300 but less than MOP4,900 per month on…

A: Let X denotes the family spending. Given that X follows N(mean = 4900, SD = 900), then  Z = (X -…

Q: What is the probability all nine shark attacks are nonfatal? (Round your answer to three decimal…

A: Given that  n = 9 , p = 55% = 0.55 , q = 1 - p = 1 - 0.55 = 0.45 R ~ Binomial (n = 9 , p = 0.55) R :…

Q: What are the hypothesis that we need to verify to apply our analysis in M/M/1. Select all correct…

A: M/M/1 model: M/M/1 queue model is used to model single processor systems. The first letter is for…

Q: PROB AND STATS CW PROBABILITY DEPENDEDNT AND INDEPENDENT EVENTS MR.SAM 1. There are 12 green…

A: A number of events are said to be independent if the probability of occurrence of any one of them is…

Q: Mohammed Al Alawi receives OMR 2000 gift for his college education from his grandparents. What is…

A: Given that, Mohammed AI Alawi has 2000 OMR. That means, Principal, P= 2000 He invested it at rate…

Q: The Geom(p) probability mass function (pmf) is given by fY (y) = (1 − p)y−1 p for y ∈ {1, 2, 3, 4, .…

A: It is given that  The Geom(p) probability mass function (pmf) is given byfY (y) = { (1 − p)y−1 p for…

Q: Monthly cell phone bills for residents of a city have mean €60 and standard deviation €12. Simple…

A: Given information: μ=60σ=12n=100

Q: Answer it correctly please. Explain well. show all work and type answer only. No handwritten. An…

A: Given that  An online computer-parts retail company receives orders at a rate of 30 orders per hour.…

Q: 6. probabilities Let N 10 be an integer. An unbiased coin is tossed N times. For what values of N…

A: Given that Let N≥10 be an integer. An unbiased coin is tossed N times. For what values of N are the…

Q: n be the area of the largest disk that can be drawn in [0, 1]² which es not contain any point {P₁,…

A:

Q: Jack's Trimmers, Inc. produced 400 hand-held lawn trimmers. Total fixed costs were $22,000 and total…

A: Here given, Total Fixed cost=$22,000 Total variable cost=$48,000 Total trimmer produced =400

Q: A boy has 3 pieces of candy and is supposed to share some with his friend and/or his brother. How…

A: We can make combinations using the above information. There are 3 candies and he can’t keel 3 for…

Q: Given the null hypothesis Ho: x' = Xo, the alternative hypothesis Ha: x' # Xo, and the observed…

A: Given information: Null hypothesis: H0 : x'=x0Alternate hypothesis: HA : x'≠x0 Observed level of…

Q: Long term testing of concrete shows that the mean strength (u) is 3500 psi with a standard deviation…

A: Given that.   X~N( μ , ?)   μ=3500     , ?=400   Z-score =( x - μ )/?

Q: a survey, 25 people were asked how much they spent on their child's last birthday gift. The sults…

A: Given that  Sample size n =25 Sample mean=43 Standard deviation =18

Q: 2. Suppose the current annual salary of all teachers in the United States have a normal distribution…

A: Given that.   X~N( μ , ?)   μ=81000     , ?=6500   Z-score =( x - μ )/?

Q: a) What is the sample mean & sample standard deviation? b) What is the point estimate of the…

A: The data is given by 2698, 2028, 2474, 2395, 2372, 2475, 1927, 3006, 2334, 2379

Q: One half of the people in the United States own individual stocks. In a random sample of 12 people,…

A: Given that  Number of trials n=5 Success of probability p=0.5 X~binomial (n,p)

Q: Every day Aaron, Bebe, and Cindy eat a piece of fruit for lunch. Aaron will eat an apple, banana,…

A: Introduction: It is required to find the probability that all three eat the same kind of fruit for…

Q: If there are four (4) students namely: Sonia, Yumi, Rin, and Eggy. How many different seating…

A: four students : Sonia,Yumi,Rin,Eggy arrange them in a bench.  sonia always sit firstand Eggy never…

Q: (b) What is P(X ≤ 0.7) [i.e., F(0.7)]? (Round your answer to four decimal places.) 0.1493 (c) Using…

A: Expected value is the measure used to determine the mean. It is calculated by the combined value of…

Q: Stress is applied to a 20-in. Steel bar that is clamped in a fixed position at each end. Let Y be =…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: Test whether <₂ at the a=0.02 level of significance for the sample data shown in the accompanying…

A: Given that We have to test hypothesis for the claim that μ1&lt;μ2 at level of significance 0.02

Q: A mini-test consists of three multiple choice questions each with three answers to choose from. The…

A: Given that, A mini-test consists of three multiple choice questions each with three answers to…

Q: Use the frequency distribution to complete parts (a) through (e). a) Determine the total number of…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: predicted that candidate Johnson would get 519 O Descriptive Statistics O Inferential Statistics

A: 1):Inferential Statistics Or 2): Descriptive statistics

Q: A surgery has a success rate of 90%. Suppose that the surgery is performed on three patients Graph…

A: Let X be the random variable from binomial distribution with probability of success rate (p) = 90% =…

Q: 5. Jeff draws balls from a jar containing 2 red, 4 blue, 2 yellow. He draws two balls without…

A: It is given that  Red ball = 2 Blue ball = 4 Yellow ball = 2 Total balls = 8   Note: According to…

Q: The average number of students per day in any given classroom at Lakeland High School is about 22.…

A: Given that The average number of students per day in any given classroom at Lakeland High School is…

Q: 15 I have 10 discs in my car, 3 of which are rock music. If I pick 2 discs at random, what is the…

A: Given that I have 10 discs in my car, 3 of which are rock music. If I pick 2 discs at random, what…

Q: 1. Pocket A contains 2 red balls and 1 blue ball. Pocket B contains 2 red balls and 4 blue balls. I…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: The Clothing Marketing Company has received 16 entries in its latest sweepstakes. They know that the…

A: Given that  n = 16 , p = 0.40 , q = 1 - p = 1 - 0.40 = 0.60 X ~ Binomial (n = 16 , p = 0.40)

Q: Twenty members of a health club who jog were asked how many miles they jog per week. The responses…

A: value of observtions: 13,14,2,8,13,25,20,31,19,7,6,27,44,20,18,15,23,35,18,17

Q: had annual check-ups and a biopsy at the end of the study. Prostate cancer was found in 804 of 4368…

A: Given that  n = 10 , p = 804/4368 = 0.184 X ~ Binomial (n = 10 , p = 0.184) p : Probability of men…