Assume the annual day care cost per child is normally distributed with a mean of $5000 and a standard deviation of $906 What Click here to view page 1 of the standard normal distribution table Click here to view page 2 of the standard normal distribution table

Q: (6) At the top of the next page is a Bayes Net graph and four tables which characterize how four…

A: PD0=0.3PD1=0.7PR2=0.6PR3=0.4

Q: please establish the equation or model from these analysis or table: Simple Linear Regression…

A: In simple linear regression, the goal is to establish a linear relationship between two variables,…

Q: Problem 6. Suppose (X₁, X₂) have joint density f(x1, x₂) = [6x₁x² 0<x₁ <1,0 < ₂ <1 otherwise. a)…

A: a) To find the joint density of Y1,Y2, we first need to find the joint density of X1,X2 in terms of…

Q: Given, P(A or B) = 0.80, P(A') = 0.48 and P(A and B) = 0.20 Find P(B)?

A: P(A∪B) = 0.80P(A') = 0.48P(A∩B) = 0.20P(B) = ?

Q: The given table indicates the transactions for one teller for one day. Find the probability that a…

A: the table indicates the transactions for one teller for one day. we need to find the probability…

Q: A box has 13 candies in it: 5 are caramel,4 are peppermint, and 4 are taffy. (Each candy falls into…

A: Answer:- Given, Total number of candies in the box , n = 13 Number of caramel candies = 5 Number of…

Q: Alyssa and Gabriel play a game. Alyssa rolls a die. If she rolls a 1, 2, or 3, Gabriel gives away…

A: Consider Alyssa and Gabriel playing a game. Alyssa rolls a die. If she rolls a 1, 2, or 3, Gabriel…

Q: Given the probability that "she's up all night 'til the sun" OR "she's up all night for good fun" is…

A: Answer:- Let, Event X = "she's up all night 'til the sun" Event Y = "she's up all night for good…

Q: You throw four softballs at the strike-zone target shown. The softballs are equally likely to hit…

A: You throw four softballs at the strike-zone target shown. The softballs are equally likely to hit…

Q: Consider the continuous density function f(x) ==, defined on the interval 1 ≤ x ≤ e. a) Sketch the…

A: a)- We can sketch the graph using R,   here's the code: # Define the density functionf_x &lt;-…

Q: For the experiment of rolling a single fair die, find the probability that the number rolled is odd…

A: A die is rolled one time Sample space=S={1,2,3,4,5,6} Even number={2,4,6} Odd number={1,3,5}

Q: Sixteen people decide to play softball. In how many ways can the 16 people be divided into 2 teams…

A: There is total 16 people decide to play softball.

Q: Binomial Distribution he Wall Street Journal reported some interesting statistics on the job market.…

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

Q: (a)  Use a detailed mathematical derivation to prove that the claim is true. (b)  Write an original…

A: Let N(t) be the total number of arrivals up to time t, and let X be the number of type 1 arrivals…

Q: Let X be a continuous random variables with with the following probability density function. Answer…

A: As we have to allow to do only 1st question if there is multiple question .To find the value of α…

Q: Chris had some black and white balls in a box. First, he added 98 white balls and as a result, 40%…

A:

Q: 1. Construct a 95% confidence interval to estimate the proportion of Wingate male students that are…

A: (1) Sample size n =126 Number of successes x =17 Confidence level is 95% i.e., 0.95 Significance…

Q: If S = {1, 2, 3, 4, 5, 6}, A is the set of elements of S that are less than 5, and B is the set of…

A: S={1,2,3,4,5,6} , A={1,2,3,4}, B={2,4,6} A and B={2,4}

Q: The manager at a grocery store believes that the majority of customers would like to see more…

A: The sample size n is 60.

Q: (3) The table below contains the length and weight w of a set of 5 fish. Each column represents a…

A:

Q: I cant seen then whole explantion. Just half, the screen cuts it off.

A: A pair of dice are rolled. The sum of the numbers on the top of the dice is considered.

Q: We have the following probability table for the random variable X. For what value of a, E[X] = 16.5?…

A: X 10 a 20 25 P(X=x) 0.4 0.2 0.1 0.3

Q: A and B are two events. If P(A) = 0.20. P(B) = 0.31. P(A/B) = 0.62. Find P(A and B)?

A: Answer: From the given data, P(A) = 0.20 P(B) = 0.31 P(A|B) = 0.62

Q: Use the normal distribution to the right to answer the questions. (a) What percent of the scores are…

A:

Q: Find the mode for the following data 12,8,18,38,17,37,16,87,8,12,8

A: Answer: Given data is: 12,8,18,38,17,37,16,87,8,12,8 Number of observations = 11

Q: Suppose that random variable X is uniform on ​[a, b]. If P( X > 5 ) = 5/6 and P (X > 11) = 1/2, find…

A: From the provided information, X is uniform on ​[a, b]. P (X &gt; 5) = 5/6 and P (X &gt; 11) = 1/2

Q: 2. Suppose the number of orange M&Ms in a bag are normally distributed with a mean 13 and a standard…

A: Mean(μ)=13standard deviation(σ)=1.67

Q: Question 3 Question content area top Part 1 Consider the regression equation .log Y^i=log…

A: a. Using the regression equation, we can predict the value of Y when x1=7.3 and x2=5.9 as follows:…

Q: If np ≥ 5 and nq ≥ 5, estimate P(fewer than 6) with n = 13 and p = 0.6 by using the normal…

A: n = 13p = 0.6x = no. of successesP(X&lt;6) = ?

Q: Choose a word or phrase to describe the chances of winning the following game. The spinner is spun…

A: Here given spinner have 5 slots A ,B, C, D, E

Q: In a recent year, the scores for the reading portion of a test were normally distributed, with a…

A: Answer:- Given, The scores for the reading portion of a test were normally distributed, with a mean,…

Q: Do males or females feel more tense or stressed out at work? A survey of employed adults conducted…

A: The survey result is given to check whether males of females feel more tense or stress out at work.

Q: a) Determine the empirical probability that the next boat rental is a sunfish. b) Determine the…

A: Total boats = 20 Sunfish=6 Kayak=10  Rowboat =4

Q: The personnel director of Gadget Manufacturing Company has compiled the following table, which shows…

A: The given data is as follows,   Sex Absences(Days) Men Women 0 20% 20% 1-5 40% 20% 6-10…

Q: (a) A modem, CPU, and a drive in a computer sent to the shop are bad. (b) Only a modem and a CPU in…

A: A computer repair shop has estimated the probability that a computer sent to the shop has a bad…

Q: The following samples describe the weights of bars produced by a machine in a factory. 3.35 1: 4.61…

A: Here we have given the sample values of weight of bars produced by a machine in a factory. The mean…

Q: 1. Max and Patty decide to repeatedly gamble by throwing a fair die. Max is declared winner in a…

A: As per our guidelines I can solve only first question. Kindly post the remaining questions again…

Q: Suppose the joint PMF of the random variables X and Y is P(X= x, Y = y) = a(x+y) 0 1. Find the value…

A: the joint PMF of random variables X and Y is:- P(X=x,Y=y) = a(x+y);   { (x,y) : {4,5,6} x {1,2,3}  }…

Q: 1. If X ~ uniform (a, b), then X-a ~ uniform of ? Select one answer  a uniform (a, b-a) b uniform…

A: X~U(a,b)

Q: An urn contains n balls, one of which is special. If k of these balls are withdrawn one at a time,…

A: It is known that:

Q: What is the probability that an individual's clotting time will be less than 3 seconds or greater…

A: The mean clotting time of blood is 7.45 seconds with a standard deviation of 3.6 seconds.  here X =…

Q: 7. Suppose the scores S on a probability examination are a normal random variable with mean 78 and…

A: This is a probability and statistics problem involving a normal distribution. The problem provides…

Q: For each of these scenarios you need to clearly define WHY it is the distribution you decided,…

A: (a) (i) The failure times  of the components are exponentially distributed with a mean of 100 hours.…

Q: ust answer the Z

A: Age Sample size Sample mean Std. Error mean 20-39 866 64.9 0.09 60 and older 935 63.4 0.11

Q: How many ways are there to arrange the letters in the word "ASSESSEE"? P(8. 4) x P(4, 3) C(8, 4) x…

A: Word ASSESSEE

Q: Suppose the joint PMF of the random variables X and Y is P(X= x, Y = y) = a(x+y) if(x, y) = {1,2,3}…

A: the joint PMF of X and Y:- P(X=x, Y=y) = a(x+y);   (x,y): {1,2,3}x{2,3,4}

Q: A survey about social media reported that 78 % of B2B marketers (marketers that focus primarily on…

A: The survey about business focuses and corresponding increasing use of social median is given.

Q: One overnight case contains 3 bottles of aspirin and 4 bottles of thyroid tablets. A second tote bag…

A: First bag contains 3 bottles of aspirin, 4 bottles of thyroid tablet. Second bag contains 3 bottles…

Q: How many ways can president, vice president, secretary, and treasurer be determined in a club with…

A: 13 members are there.   How many ways can president, vice president, secretary, and treasurer be…

Q: From the data relating to the yield of dry bark (X₁), height(X₂) and girth (X3) for 18 cinchona…

A: r12=0.77r13=0.72r23=0.52