The table below displayed the number of tickets sold on different days for a concert taking place on the National Day. 10 16 36 84 91 140 172 203 240 290 For the above table find the 30th percentile?

Q: Find out the coefficient of correlation when the assumed means of X series and Y series are 82 and 6...

A: Here use correlation coefficient formula 

Q: Problem 7: The following are the underwater weights (in kg) for a random sample of 6 people: 3.6, 4....

A:

Q: SHORT QUIZ I. Complete the following table using the data below. Area 1 50 3.5 1.20 48 36 4.8 83 75 ...

A:

Q: Show All Work Please... For each event listed, indicate which definition(s) of probability would be...

A: The three events are given. We have to choose which definition is appropriate for that event.

Q: 1. Avariable where the information or data acne take infinitely many values is A Continuous variable...

A: The objective is to choose correct alternative  for given questions multiple parts comments .

Q: Problem 9 ): The life of a device has an average of 50 months and a standard deviation of 6.8 months...

A: GivenMean(μ)=50standard deviation(σ)=6.8sample size(n)=49

Q: What is the chance that : (i) a leap year selected at random will contain 53 Sundays, (ii) a non-lea...

A: Solution is given:

Q: Eight competitors in a voice test are ranked by two judges in the following order Competitors A CDE ...

A:

Q: alculate the value of the unpooled test statistic t in each of the following situations. In each cas...

A:

Q: Еxample 4 The regression cquation of two variables are 3Y- 2X - 10 0 and 2Y - X - 50 = 0. Find coeff...

A: GivenThe regression equations of two variables areRegression Equation of Y on X = 2Y-X-50=0Regressio...

Q: In a pizza takeout restaurant, the following probability distribution was obtained for the number of...

A:

Q: Answer the following problems involving Slovin’s Formula. Show your complete solution.  A researche...

A: Given: 200 correspondents form the population of grade 11 students N=200 margin of error is 3% e=0.0...

Q: According to the Pew Research Center, 68% of parents have taken away their teen's cellphone and inte...

A: Given data number of success , x= 355 sample size, n =500 population proportion,p=...

Q: (a) Find a 95% confidence interval estimate of the percentage of American adults who favored the leg...

A: It is given that Sample size n = 1100 Sample proportion = 47% = 0.47 Margin of error E = 3% = 0.03  

Q: Five breeds of cattle B1, B,, B2, B4, Bg were fed on four different rations R, R,, R3, R4. Gains in ...

A:

Q: The recidivism rate for convicted sex offenders is 8%. A warden suspects that this percent is differ...

A:

Q: If W is the Gaussian (82, 7.2) random variable, calculate the following: a. P(W60) c. P(W<87) d. P(W...

A:

Q: . Packages of Lay^ prime s Potato Chips have a population standard deviation of 0.16 ounces. An SRS ...

A:

Q: Example 4 The regression cquation of two variables are 3Y- 2X - 10 0 and 2Y - X - 50 = 0. Find coeff...

A: We have given that the regression line of two variables are 3Y-2X-10 = 0 and 2Y-X-50 = 0.  

Q: In an experiment, college students were given either four quarters or a $1 bill and they could eithe...

A:

Q: ENGINEERING DATA ANALYSIS In a graduating class of 300 students, 162 studied Mathematics, 185 studie...

A: GivenTotal no. of students in a class = 300Let "M" be event that the no.of students studied Mathemat...

Q: A publisher wants to estimate the mean length of time (in minutes) all adults spend reading newspape...

A: We have given that  sample size (n) = 15 Sample standard deviation(s) = 1.9 And give data are 10,6,7...

Q: A salesman is known to sell a product in 3 out of 5 attempts while another salesman in 2 out of 5 at...

A: Given that  First Salesman  Sell a product 3 out of 5 attempts  Second Salesman Sell a product 2 out...

Q: For a standard normal distribution, find: P(z < 2.58) Express the probability as a decimal rounded t...

A: Solution-: Let, Z- be the standard normal variable We find, P(Z&lt;2.58)=?

Q: The manager of a local soft-drink bottling company believes that when a new beverage-dispensing mach...

A: Let X be the random variable from uniform distribution with parameters a = 7.5 and b = 8.5 Then,  We...

Q: Let A be the event that a business executive selected at random has stomach ulcer and B that he has ...

A: Solution is given:

Q: State both the null and alternative hypotheses. Provide the decision rule for making this decision...

A: Given: Condition Blood Type O A B AB Total Critical 64 44 20 8 136 Severe 175 129 50 15 369 ...

Q: 2. Researchers have sought to examine the effect of various types of music on agitation levels in pa...

A:

Q: 61-70 51 - 60 7. 41 - 50 8. 31 - 40 11 21-30 9. 11-20 1- 10 2.

A: Given: score(x) Frequency 91-100 1 81-90 3 71-80 4 61-70 5 51-60 7 41-50 8 31-40 11...

Q: Cars arrive at Kenny's Car Wash at a rate of nine per half-hour. What is the approximate probability...

A:

Q: A pizza delivery driver, always trying to increase tips, runs an experiment on his next 40 deliverie...

A: Please see the answer below  

Q: From an SRS of 600 U.S. adults, 116 live in a multigenerational household ( multiple generation unde...

A:

Q: In ENJOY hotel, there are a total of 200 rooms. 160 rooms are ordinary-sized, and the rest are suite...

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any ...

Q: 1. A teacher for a large math class wants to know if her students scored higher on the first exam th...

A: The random variable test score follows normal distribution. We have to test whether the class averag...

Q: A probability distribution of a discrete random variable is a that specifies the probability associa...

A: In this case, we need to identify the correct option for the given statement.

Q: Spray drift is a constant concern for pesticide applicators and agricultural producers. The inverse ...

A: given that mu =1050 ,sigma =150 Find the given problems

Q: For the given data: 24 27 28 27 27 25 34 24 37 27 24 24 34 21 28 31 26 26 26 25 27 29 25 25 30 26 26...

A:

Q: 3. A study on the length of a certain type of bacteria was conducted. The table below shows the data...

A: The objective is to compute three quartiles for given data .    

Q: a. What proportion of the candy bars weigh less than the advertised weight? Answer (4 decimal places...

A:

Q: The average number of customers at a windów of a certain bank per minute during banking hours is two...

A:

Q: sample of 64 Saskatchewan households had mean credit card debt of $7868. We wish to use this sample ...

A: Given mean and standard deviation Find 90% C.I

Q: Find z such that 6% of the standard normal curve lies to the right of z. (Round your answer to two d...

A: Required probability is P(Z&gt;z0)=0.06

Q: A card is drawn from a full pack. Find the probability that it a King or a Queen

A: There are 52 cards in a standard Deck Number of king = 4 Number of Queen = 4

Q: A class consists of 100 students, 25 of them are girls and 75 boys, 20 of them are rich and the rema...

A: Solution is given:

Q: The following data (in pounds), which were selected randomly from a normally distributed population ...

A: Assume that μ defines the true average weight of machine parts.

Q: Control charts for F and s have been maintained on a process and have exhibited statistical control....

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

Q: O 00 The student council is hosting a drawing to raise money for scholarships. They are selling tick...

A:

Q: a) What is the chance that both are blue? _________

A: Here as per policy I have calculated first 3 subparts kindly REPOST for remaining  Consider a deck o...

Q: Indicate the mean and the standard deviation of the distribution of means for each of the following ...

A: Given: Population mean Variance Sample size, n 100 40 10 100 30 10 100 20 10

Q: Construct a frequency distribution table for the given height in inches of 40 students at Kentucky U...

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