Let the random variable X have the density function f(x)= (kx,0 ≤ x ≤ √2/k lo, elswhere

Q: likelihood ratio to test of H, against H,

A: L0(θ)=πi=1nf(xi,θ0)=πi=1nxie-xiθθ2=1θ2ne-Σxiθπi=1n(xi)=1θ2ne-nxθπi=1n(xi)=1θ2ne-nxθπi=1n(xi) False…

Q: The following table shows the number of hours spent for studying and the grade obtained by a student…

A:

Q: ouseholds are randomly selected and partitioned into groups of four. For those groups, the random…

A: x p(x) x*P(x) x2P(x) 0 0.023 0 0 1 0.146 0.146 0.146 2 0.341 0.682 1.364 3 0.354 1.062 3.186…

Q: A new design for the braking system on a certain type of car has been proposed. For the current…

A: (b) Given Information: n=36, σ=13, μ=120 x¯=117.2

Q: Pedro has just entered university and has been informed that there is a 30% chance of receiving a…

A: Given that Pedro has just entered university and has been informed that there is a 30% chance of…

Q: A card is drawn from a deck of 52 playing cards. a) Find the odds against drawing a black card or a…

A:

Q: Use weight and study hours to find Pearson's correlations. Show complete Solutions

A: The objective is to determine the Pearson's correlation coefficient for weight and study hours.

Q: 52% of U.S. adults have very little confidence in newspapers. You randomly select 10 U.S. adults.…

A: Answer:-  Given,  52% of U.S. adults have very little confidence  in newspaper.  i.e  P = 0.52…

Q: A consumer group believes that more than 30% of Filipinos owns more than 2 cellphones. They surveyed…

A: Solution Given

Q: college claims that the proportion, p, of students who commute more than fifteen miles to school is…

A:

Q: Exhibit-C. An insurance company selected samples of clients under 18 years of age and over 18 and…

A: It is given that: "Under age of 18" group:n1 sample size=500x1 No. of accidents=180"Over age of 18"…

Q: 3. Mrs. Alcancia groups the senior high students according to their grade level and strand. She…

A: To get a sample that properly represents the population from which it was selected is the goal of…

Q: Helen plays basketball. Helen must now attempt two free throws. C = the event that Helen succeeds on…

A: Given,P(C)=0.54P(D)=0.54P(D|C)=0.49

Q: 11. Which type of data is displayed in the table below? obene year hprice proglas surf bdrms brems…

A: Hello Thankyou for the question. According to our honor code can answer one question at a time.…

Q: Let p be the proportion of college students who did not use student loans to pay for college. What…

A:

Q: (a) Using a weight of for the most recent observation, for the second most recent observation, and…

A: The question is about forecasting Given :

Q: The E (|x − µ|²) is equivalent to

A: pdf ,-∞≤x≤∞

Q: The following table shows a company's annual revenue (in billions of dollars) for 2009 to 2014.…

A:

Q: The following table shows the number of hours spent for studying and the grade obtained by a student…

A: Since you have posted more than one question, I can answer only first question for you. Given data :

Q: Suppose there are 36 red balls and 2 yellow balls in a box. Two balls are drawn from the box without…

A:

Q: 0 ) 3 3 9 7 3 Weight (Kg) 52 85 68 82 88 60 85 50 64 59 57 66 79 52 76 59 88 50 77 73 49 56 72 87 52…

A: The objective is to determine the Pearson's correlation coefficient for weight and study hours.

Q: store sells two types of toys, A and B. The store owner pays $8 and $14 for each one unit of toy A…

A:

Q: Craps: In the game of craps, a pair of dice are rolled, and people bet on the outcome. For example,…

A: Given data In the game of craps a pair of dice are rolled and people bet on out comeThe probability…

Q: Fail to reject the null hypothesis. There is not sufficient evidence to support the claim that those…

A: Given Information: Treatment: Sample size n1=17 Sample mean x¯1=0.48 Sample standard deviation…

Q: For the statement below, write the claim as a mathematical statement. Use proportions to state the…

A: Given: The claim according to recent survey 65% of college students did not use students loan to pay…

Q: If n=190 and ˆpp^ (p-hat) =0.17, find the margin of error at a 99% confidence level Give your…

A: Answer : - Given sample size  n = 190,   P^  = 0.17                  Find the margin of error at a…

Q: The mean of 5 positive integers is 16. What is is the maximum value that one of this numbers may…

A:

Q: Does it take a different amount of time for seeds to germinate if they are near rock music that is…

A:

Q: Find the mean, the median, and the mode of the random variable X with the following probability…

A: (a) Pdf of normal distribution -∞<x<∞…

Q: F. For the following data set, complete the table and determine the mean, median, mode and standard…

A: Given:The frequency distribution is given.Find:Complete the table.Mean, median, mode and standard…

Q: A public bus company official claims that the mean waiting time for Bus # 14 during peak hours is…

A: Given data: Significance level = 0.01 claim : At the 0.01 significance level, test if the mean of…

Q: Suppose a study of speeding violations and drivers who use cell phones produced the following data:…

A:

Q: Suppose that a stock's daily log price follows a Random Walk 1 with drift. If we observe a series of…

A: Given information: It is given that a stock’s daily log price follows a Random walk 1 with a drift.

Q: Out of 2500 light bulbs that were tested, 135 were defective. Based on this information calculate…

A: The formula for proportion is   P= x/n

Q: L. Construct the scatter plot of the given table using MS Excel or manually draw a scatter plot.…

A: The following information has been given: X Y 6 82 2 63 1 57 5 88 2 68 3 75 The…

Q: The table below lists measured amounts of redshift and the distances (billions of light-years) to…

A: Given data: Redshift 0.0237 0.0545 0.0724 0.0397 0.0442 0.0103 Distance 0.32 0.75 1.02 0.56…

Q: Your flight has been delayed: At Denver International Airport, 84% of recent flights have arrived on…

A: Given dataAt denver international airport 84% of the recent flights have arrived on timeA sample of…

Q: Do rats take less time on average than hamsters to travel through a maze? The table below shows the…

A:

Q: stander deviation of population to 10, 12, 13, 14, 17 equal .A 3 .B 2 .C 6 1 need answer within 3…

A: Given data is10,12,13,14,17sample size(n)=5

Q: Let X-F(4,8), then

A: X~F(4,8)

Q: match each step of the scientific method with the statements that best corresponds to it

A: The objective is to match each step of the scientific method with the statements that best…

Q: (e) Explain what the regression coefficient indicates? (f) Use the equation for the line of…

A: The provided information for Yahya student is  Force (N) (x) Length (mm) (y) xy x2 0 10 0 0…

Q: equation of the line of best fit for the data. It doesn't om part (a), predict the quiz score for a…

A: Given: Number of students is 24 Spent for studying 50 minutes

Q: Pandora, the owner of a food delivery app, knows from experience that the time needed to assemble a…

A: let X: the time needed to assemble a food delliveryX~N(μ,σ)where mean(μ)=30 minutesand standard…

Q: A set of data is summarized: Q1 = 5.6 kg Q3 = 9.2 kg Median = 6.6 kg Lower extreme = 1.1 kg Upper…

A: We know, Outliers are Lower outliers = Q1-(1.5*IQR) Upper outliers = Q3+(1.5 *IQR) IQR= Q3-Q1 Given,…

Q: Assume A and B are independent events with P(A)= 0.42 and P(B) = 0.65. Find (a) P(A n B). (b)…

A: "Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: 40.3% of consumers believe that cash will be obsolete in the next 20 years. Assume that 6 consumers…

A: let X: number of consumersX~binomial(n,p)where n=6 and p=3%=0.03pmf of X ;  P(X=x)=Cnxpx(1-p)n-x…

Q: 012 = √n1(012+d12)+n2(022+d22)/n1+n2 is

A: The objective is to find the correct option from the given choices.

Q: In a regression based on 30 annual observations, U.S. farm income was related to four in- dependent…

A: Given that: Number of observations, n = 30 Durbin Watson statistic, d = 1.29 Coefficient of…

Q: 1. 1. The value of E(XY) is

A: Given that μ1=5.4, σ1=1.5, μ2=5.10, σ2=2, ρ=0.70 Y=6