lognormal with standard deviation of 9dB, the outage probability can be expressed as erfc(x)/2. determine the value of x given the

Q: On any given day, a baby hedgehog will curl up into a little ball with probability .65, eat an…

A: Given Information: Pcurl into a ball=0.65 Peat an insect=0.96 Pwander=0.24 Psnack=0.37 The hedgehog…

Q: An apartment complex offers apartments with four different options, designated by A through D. There…

A: given data option A has 4 combinations: no. of bedroom=1,2,3,4 option B has 2 combinations: no. of…

Q: 4. A furniture shop sells an average of one unit of dining table per day. a. b. Find the probability…

A: Given,The average no.of dininig tables sell per day is 1.so, the average no.of dining tables sell…

Q: Of 1100 students at Brown High School, 450 attended the first school dance of the year. Only 233…

A: Let define the events: A = Students attended the first school dance of the year B = Students…

Q: Suppose that 15 percent of the families in a certain community have no children, 20 percent have 1,…

A: Probability is often represented as a percentage. This is because, percentage is a number or ratio…

Q: A random variable X has the following probability distribution: X P(X) Solve for P(X ≤ 4) 12 0.12 23…

A: Given probability distribution of random variable X is; X 1 2 3 4 5 6 P(X) 0.12 0.09 k 0.08…

Q: When you found marginal density of Y, bounds of 0 to y were used on the integral. When the marginal…

A: Given that   We have to answer the doubt of the student:

Q: Data consistent with summary values given in a paper are given here. 27 27 23 26 27 25 25 24 24 24…

A: Given, sample size (n) = 24 significance level α = 0.10   sample x    (x-x̄)2 1 27 1.3689 2…

Q: An automobile license plate is designed to show 4 letters from A to Z followed by a 4-digit number.…

A: Total no.of letters from A-z=26Total no.of digits from 0-9=10

Q: B. Perimeter Shot - A perimeter shot, also known as a mid-range shot, is a jump shot or general…

A: Hello , According to our honor code can answer only three sub parts at a time. So, we are answering…

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A:

Q: The formula used to calculate a large-sample confidence interval for p is p(1-P) n p ± (z critical…

A: Given that formula used for CI : We have to calculate Z critical value We can use Z-table and Excel…

Q: Emilio wants to estimate the percentage of people who have a financial adviser. He surveys 350…

A: Suppose, p is the true percentage of people who have a financial adviser.

Q: (b) The time taken (in hours) by students to complete a statistics assignment can be modelled by the…

A: Given that, The time taken by students to complete the assignment can be modelled by the continuous…

Q: (d) What is the smallest sample size necessary to have a = 0.01 and ß= 0.10 when u 31 and 0.65?…

A: α = 0.01β = 0.10  μ = 31 σ = 0.65 To control the risk of accepting a false hypothesis. α -the…

Q: Suppose that two dice are rolled repeatedly and the sum T of the two numbers is to be observed for…

A:

Q: Hail Mary Shot - A Hail Mary shot is a shot thrown from a place far away from the basket. Since it…

A: Given: Hail mary shot: Piel witness that hail Mary shot is made 2 out 500 i.e probability of hail…

Q: You have cards A-10 of all suits in a deck of cards. So, you have 40 cards. How many ways can you…

A: From the provided information, Number of cards = 40 4 cards are drawn from these 40 cards.

Q: A college professor hands out a list of 20 questions, 10 of which will appear o of the course. A…

A: The number of questions that will appear in the final examination is 20 Student can prepare only 15…

Q: Test if the mean ratings of the two bread brands are different. Use ? = 0.05. Assume that the…

A:

Q: A batch of 100 manufactured components is checked by an inspector who examines 10 components…

A: Solution - Given that  A batch of 100 manufactured components is checked by an inspector whole…

Q: f(x,y) = kx, 0 <= x <= y <= 10 Find the value of k that makes this a valid pdf

A:

Q: Perimeter Shot - A perimeter shot, also known as a mid-range shot, is a jump shot or general field…

A: Solution: From the given information, pie has to choose four different shooting spot among the given…

Q: Calculate the mean and standard deviation, and determine the probability that it will take a person…

A: Given:

Q: d your a

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

Q: how do we know when to use probability formulas such as p(x)=1-P? what are the other formulas?

A: Probability means possible results It is ratio of favorable outcomes and total outcomes.  Simple…

Q: letter is chosen at random from the word “STATISTICS”. What is the probability that it is “S” or…

A: Given that  A letter is chosen at random from the word “STATISTICS”. Total number of letter = n = 10…

Q: Tessa's Blossoms sells roses in groups of 18. Across town, Rick's Blooms sells roses in groups of…

A: Distributive property: Let a, b and c be three real numbers then according to the distributive…

Q: 5. A decision maker subjectively assigned the following probabilities to the all the four possible…

A:

Q: The desired percentage of SiO₂ in a certain type of aluminous cement is 5.5. To test whether the…

A: For the given data Perform z test for one population mean

Q: il Mary Shot - A Hail Mary shot is a shot thrown from a place far away from the basket. Since it ar,…

A: Given: Hail Mary shot : Based on piels record 2 out of 500 hail mary shot made by all players i.e…

Q: longley is a built-in R data.frame which is sometimes used in economics to study regression. We are…

A: Solution -Given that , The values of x are as follows x: 60.323, 61.122, 60.171, 61.187, 63.221,…

Q: Problem 4: A random vector (X₁, X₂) is a discrete random vector if its space D or range spa is…

A:

Q: Page 116, 2.3.6*. Let the joint pdf of X and Y be given by f(x, y) = 2/(1+x+y)³, 0<x<∞, 0 <y< ∞,…

A: Given the joint pdf, f(x,y) = 2 / (1+x+y)3 ,  0&lt;x&lt;∞, 0&lt;y&lt;∞

Q: golf ball is selected at random from a golf bag. If the golf bag contains 8 black ​balls, 11 yellow…

A:

Q: Given X and Y are independent events respectively. P (X) = 0.65, P (Y) = 0.15. Event Z refers to the…

A: Dear students as per guidelines we solve only first three subparts only.

Q: Problem Suppose the number of beds in a sample of 12 private hospitals and 15 public hospitals were…

A: For Private hospital:  5th percentile is, P5= 5*(12+1)/100 th term = 0.65th term = 1st term  = 127…

Q: problem. Human body temperatures are normally distributed with a mean of 98.20°F and a standard…

A: Note: Hi there! Thank you for posting the question. As there are several independent questions,…

Q: Problem 8: Consider the density function f(x) = a) Evaluate k. b) Find F(x). c) Use F(x) to evaluate…

A: We know the density function; f(x)=kx4,x&gt;10,x≤1

Q: Problem 4 Suppose that the probability that a child has brown eyes is 2. Now consider a family with…

A:

Q: The data below represent the record high temperatures in degrees Fahrenheit (F) for each of the 50…

A: Given data is  112  100   127   120   134   118   105   110   109   112 110   118   117   116   118…

Q: Four cards are drawn randomly from a pack of 52 playing cards (without jokers). Find the…

A: From the provided information, Total playing cards = 52 Four cards are drawn randomly from these 52…

Q: A large operator of timeshare complexes requires anyone interested in making a purchase to first…

A:

Q: Alice wants to estimate the percentage of people who plan on voting yes for the upcoming school…

A: Given,n=380x=260p^=xnp^=260380p^=1319p^≅0.68421-p^=1-0.6842=0.3158α=1-0.90=0.1α2=0.05Z0.05=1.645…

Q: The long-distance calls made by South Africans are normally distributed with a mean of 16.3 minutes…

A: From the provided information, Mean (µ) = 16.3 minutes Standard deviation (σ) = 4.2 minutes

Q: 8. Let X be the r.v. representing time (in hours) for a student to complete an assignment. The pdf…

A: Dear students as per guidelines we solve only first three subparts of the question.

Q: In the 2019 bar exams, only 2103 of the 7685 bar examines passed. The passing is a weighted average…

A: From the provided information, Only 2103 of the 7685 bar examines passed. And passing is a weighted…

Q: Problem 2 An urn contains 5 white balls and 7 black balls. Draw a ball and do not put it back into…

A: Given Information: There are 5 white balls and 7 black balls. Two balls are drawn at random, the…

Q: If a typist makes an average of three errors for every hour, what is the probability that he will…

A:

Q: as incorrect, could you

A: A set of n elements can be partitioned into k unordered subsets of r elements each (kr = n) in the…