The probability that the supermarket will stop selling cereal is

Q: Suppose that you are given the plot below that shows the sampling distribution of Y, sample mean est...

A: As the sample size increases the sampling distribution closer to the normal distribution. Also, the ...

Q: The following data represents the age (in years) of South African passengers on a flight to Australi...

A: Given data is Ages (years) Frequency 1 - 13 7 14 - 26 6 27 - 39 5 40 - 52 9 53 - 65 15 ...

Q: Consider the following probability density function for a random variable X. 2 1sx54 S(x) =9 10 othe...

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Q: MAKE A HISTOGRAM

A: The graph are used for easy understanding of the data set. The histogram is a type of bar graph. It ...

Q: Question 2 Consider the basic one-way model: Yij = H+ a; + E;ij, i = 1, . .. , n; j= 1, ..., a, wher...

A: d) We need to show that CovY¯j,Y¯=σ2na Given one-way model is, yij=μ+αj+εij, i=1,2,...,n and j=1,2,....

Q: The average life of a high-powered car battery is 2.7 years with a standard deviation of 6 months. T...

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Q: A statistician is following a group of undergraduates. On average, these students drink 4 beers a mo...

A: Fir Given data, Find the slope = ?

Q: During the busy season, it is important for the shipping manager at ShipMundo to be able to estimate...

A: Given that, μ=153 minutesσ=10 minutes The percentage of load times between 165 minutes and 177 minut...

Q: 9873 people were phoned and asked whether they liked their state's flag or whether they wanted it to...

A: Total nonof people N=9873  No of people want to change their flag n1=5137  No of people don't know a...

Q: 1)If all of the values in a set of data were doubled, what would happen to the mean?

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Q: You are given the following trend equation : Y = 50+.8.X Origin 2012, X units one year; Y units - pr...

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Q: The following is a monthly trend equation : Y = 40 + 4X %3D Note: [origin Jan. 2012, X-unit = one mo...

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Q: For numbers 9-14. Suppose you have 3 coins. 9. What are the sample spaces for the experiment above? ...

A: The sample space of an experiment is a set which contains all possible outcomes of that experiment. ...

Q: explain what you suppose about the correlation coefficient between average speed and time taken.

A: It is 4:25 PM and you are stuck in traffic, and you will arrive at your destination at 5:09 PM if yo...

Q: 11. How many ways can you arrange the letters from the word QUALITY if all vowels be together? A. 65...

A: The number of possible arrange of data can be calculated using the principle counting methods. They ...

Q: A university dean is interested in determining the proportion of students who receive some sort of s...

A: It is given that Sample size n = 250 Number of students receiving scholarship, X = 70 The critical v...

Q: If X~N(μ , 5), Find μ if P(X>12) = 0.02118

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Q: From the data given below, compute price index numbers using (1) weighted arithmetic average of pric...

A: Index numbers are statistical devices to measure the relative changes in the level of phenomenon wit...

Q: 1. Samples of size n were randomly selected with replacement from populations with means and varianc...

A: 1) The mean and standard deviation are 6.9 and 2.1, respectively.

Q: Which of the following statement is true about the formula of permutation? A. 'n' is always greater ...

A: Given problems related to permutation and combination.  We have to solve and select the correct choi...

Q: Predict the price of milk in a month when the price of eggs is $1.75. Round the answer to two decima...

A: solution:- Given data dozen eggs    x Gallon of milk   y xy   x2 1.01 2.85 2.8785 1.0201 0.94...

Q: Suppose that the probability that a passenger will miss a flight is 0.0956. Airlines do not like fli...

A: Solution-: Given: The probability that a passenger will miss a flight is 0.0956 and n=55 We want to ...

Q: Dane recently decided to start up a new company offering insurance for people's smartphones. He has ...

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Q: Samples of three cards are drawn at random from a population of six cards numbered from 1 to 6. Cons...

A: 1)  The population of six cards are numbered from 1 to 6. Three cards are randomly selected. The obj...

Q: probability o

A: P-value: The smaller the p-value, the stronger the evidence that you should reject the null hypothes...

Q: 14. Show the following data by a pie diagram. Items of expenditure % of total expenditure Food 60 Cl...

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Q: A foundation is holding a fund - raising campaign in a form of a raffle. A raffle ticket costs 120 p...

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Q: Assume that 5 students have the following ages: 17, 19, 22, 26, and 20. Assume that random samples o...

A: Given that the possible ages of students are 17, 19, 22, 26 and 20 Therefore, the elements in the po...

Q: 2. R(T) is maximum at t= () i.e., \R(t)l < R(0)

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Q: At what interest rate will P120,000 earn P37,800 interest after 3 % years? Discount P9,000 for 9 mon...

A: We need to find interest rate for P120,000 amounting to P37,800 interest after 3.5 years Need to dis...

Q: Suppose Z follows the standard normal distribution. Use the calculator provided, or this table, to d...

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Q: You are given the population figures of India as follows: Census year (X) 1951 1961 1971 1981 1991 2...

A: Solution:

Q: has the 1 2 4 ... P(X) 0.1 0.3 0.4 0.1 0.05 find H. (A 4.1 1.85 3.2 3.

A: For the given data Find Mean =?

Q: Some states have college admissions programs that guarantee the top p% of high school graduates ( in...

A: Given,mean(μ)=3.11standard deviation(σ)=0.13

Q: 1, rather than the uniform prior considered in Question 1. a) Find the mean E(0) of the prior distri...

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Q: Select True or False for each statement, depending on whether the corresponding statement is true or...

A: 1. The multiple regression equation is ŷ = 1.86− 0.51x1 + 0.60x2.

Q: 4. Evaluate: 18P3 5. Evaluate 12P4

A: We have to find following permutations,  18P3 = ?  12P4 = ? 

Q: Write a note on decile  1.Imporatnce  2.Applications

A: Decile:- A decile is used to categorize the large dataset from highest value to lowest value. A deci...

Q: A commuter must pass through five traffic lights on her way to work and will have to stop at each on...

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Q: (b) What is the probability that the bill was not paid on time? Round your answer to four decimal pl...

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Q: A researcher hypothesized that children's cholesterol levels may be affected by educating their pare...

A: The z test is used to test whether there is any significant relationship between the sample and popu...

Q: Example 3-70. (a) 'n' different objects 1, 2, marked 1, 2, corresponding to its number. ..., n are d...

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Q: s. How much should the player pay to play if the game is fair?

A: Here given, In a game of chance using balls numbered 1 to 20, a player wins 150 php is the randomly ...

Q: If n letters are randomly placed in correctly addressed envelopes, prove that the probability that e...

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Q: Liam's bowl of spaghetti contains n strands. He selects two ends at random and joins them together. ...

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Q: An insurance company keeps arecord of insurance plans sold per day for the past 150 days, as summari...

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Q: Researchers want to test a new hand exercise plan for arthritis patients to see if they have improve...

A: Given in the question: Group 1: n1 = 55 x1 = Number of  patients with arthritis in their hands impro...

Q: *For numbers 11 -15, use the given information below. The probabilities of a manufacturing company t...

A: Given that : X represents no. Of defective flashlights P(x) shows the probability of x.  Now by usin...

Q: Question 13 Write the number that corresponds to the correct answer. What is the treatment in this t...

A: Since, for the given information,  it needs to know if at the 5% level of significance, do these dat...

Q: B. Read, analyze, and answer the given involving normal curve. 1. A continuous random variable X is ...

A: