Calculate what is the probability that someone has planned to buy or actually has bought?

Q: FOOD. Periodically, the Food and Drug Administration (FDA) produces a report as part of its…

A: It is given that n = 800 and p = 0.91.

Q: A pharmacist receives a shipment of 2121 bottles of a drug and has 44 of the bottles tested. If 66…

A: From the provided information, A pharmacist receives a shipment of 21 bottles of a drug and has 4 of…

Q: Nov 6, 2013 how would I even approach this problem? do I use the chart? I'm really confused. "Find z…

A: Given For left tailed P(Z<z)=5.2%  For right tailed P(Z>z)=5.2%

Q: The hydrolysis of the model peptide, benzoyl arginine ethyl ester, is catalyzed b initial velocity,…

A: Time (Min) mmoles hydrolyzed x 103 0.4 1.02 0.9 2.25 1.4 3.55 1.9 4.82 2.4 6.12 2.9 7.28…

Q: The following are the annual incomes (in thousands of dollars) for 8 randomly chosen, U.S. adults…

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Q: Because all airline passengers do not show up for their reserved seat, an airline sells 125 tickets…

A: It is given that the probability that a passenger does not show up is 0.08. The passengers behave…

Q: Dr. Lillian Fok, a New Orleans psychologist, specializes in treating patients who are agoraphobic…

A: Simple linear regression line is given by, ŷ = bx+a Where  b= {n*∑xy-(∑x)*(∑y)}/{(n*∑x^2-(∑x)^2} And…

Q: In a certain factory, machines 1, 2 and 3 are all producing springs of the same length. Machine 1…

A:

Q: Suppose that the logons to a computer network follow a Poisson process with an average of 5 logons…

A: Given that: Average, λ=3

Q: lightbulb is warranted to last for 5,000 hours. If the time to failure is exponentially distributed…

A: Let X be th time to failure is exponentially distributed X~exp(1/4800)

Q: A book publisher knows that it takes an average of nine business days from when the material for the…

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

Q: 3. (18/222, Expected Value and Variance) The Philippine Housing Survey reported the following data…

A: E(X)= ΣXi*fi/Σfi  fi represents the renter-occupied houses.  E(X)=…

Q: Assume that the sample is a simple random sample obtained from a normally distributed population of…

A:

Q: Two groups are running a race. The first group is made up of 6 students and the second group is made…

A: group 1 n1 = 6x1 = 521.4group 2n2 = 8x2 = 502.6find average (x) = ?

Q: The intern recently visited a busy convenience store near the corporate headquarters. She observed…

A: Given that λ = 14 per hour Using Poisson distribution P(x) = e-λλx/x!

Q: Table 1 X 8 9 10 If 14 4 2

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Q: Listed below are altitudes (thousands of feet) and outside air temperatures (°F) recorded during a…

A: Variation explain the spread of each observation from the mean. It explained the squared difference…

Q: A study was conducted to measure the effectiveness of hypnotism in reducing pain. The measurements…

A: The data shows the effectiveness of hypnotism in reducing pain.

Q: Computerized Beverage Control Systems Beverage dispensing systems - Beverage portion control systems…

A: Given Information: Consider the given dataset:   AP(Original) Weight EP(Servable) Weight Round…

Q: Do you think it is possible to create a study where there really is no bias sampling done? How would…

A: Here we are asked if it is possible to create a study where there really is no bias sampling done.

Q: The ANOVA from a randomized complete block experiment output is shown below.   Source DF SS MS…

A: The ANOVA from a randomized complete block experiment output is shown below.   Source DF SS…

Q: In a large clinical trial, 390,970 children were randomly assigned to two groups. The treatment…

A: Given that, first sample is 193740 and 35 of selected, second sample is 197230 and 112 is selected…

Q: Three main characteristics of a correlation coefficient include all of the following except: A. It…

A: The three main characteristics of correlation coefficient are - 1) The correlation coefficient can…

Q: The table below lists the frequency of wins for different post positions in a horse race. A post…

A: It is needed to test the claim that whether the likelihood of winning is the same for the different…

Q: A study on blood cholesterol level was conducted among pre-menopausal and post- menopausal women in…

A: A Frequency distribution table for HDL: Minimum value is 39 Maximum value is 78. Number of…

Q: Century Pre-1945 Pre 1945 Post 1945 Post 1945 Cemetery Magnolia Metairie All Saints Mausoleum…

A: We create 2 bar graph:  (i). For Pre-1945  (ii). For Post- 945.  We represents the Cemetery on X…

Q: Homework 2 1- The scores of a sample of eight test scores are given below. 55 60 70 70 75 80 85 90 A…

A: Note: According to Bartleby guidelines we can solve maximum of three subparts in a question and rest…

Q: W H H w an example Generation and Level of Engagement GENERATION LEVEL OF ENGAGEMENT Millennials Gen…

A: Null hypothesis is the hypothesis of no difference Alternative hypothesis is the claim being made in…

Q: A quality control inspector has drawn a sample of 1212 light bulbs from a recent production lot. If…

A: Given,n=12p=0.20q=1-0.20=0.80A random variable X~Binomial(n=12 , p=0.20)P(X=x)=Cx0.20x0.8012-x  ;…

Q: Prove that for the normal distribution, the quartile deviation, the mean deviation and standard…

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Q: Suppose a survey indicates that 41% of students in the U.S. consider "social media" as their…

A: Given,n=4p=0.41q=1-0.41=0.59A random variable X~Binomial(n=4 , p=0.41)P(X=x)=Cx4(0.41)x(0.59)4-x  ;…

Q: A 2012 survey of a random sample of 2253 US adults found that 1,329 of them reported using a search…

A: Given that, random sample  is 2253 and sample chosen 1329. We will use sample proportion to find…

Q: Consider the 24 values shown in the table. Complete parts a through d below. 17 23 16 18 11 18 18 19…

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

Q: The following table s veral years (Source d Yoar

A: Finding the equation of the parabola that best fits a collection of data is the process of a…

Q: 3.18. A manufacturer of television sets is interested in the effect on tube conductivity of four…

A: As per Bartleby policy i have attempted from A to E if you want F please post it separately.

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: 01 04 50 a. Find the quartiles. The first quartile, Q₁, is The second quartile, Q₂, is The third…

A: It is given that the discrete data is: 61, 62, 61, 56, 64, 56, 62, 57, 60, 58, 60, 54, 58, 56, 76.

Q: What percentage of students would be eligible if the students at Brad's school have an average exam…

A: It is given that  Mean, μ = 250 Standard deviation, σ = 80

Q: Calculate the z-score for a raw score of 10, if the distribution's mean and standard deviation are 5…

A:

Q: Champion Cooling has just signed a contract to rooftop air conditioners for another company. The…

A: From given data we have: Total flowtime = 5+6+7+5+10+7 =40

Q: z score _____ the mean will always be _____.   Question 3 options:   below; positive   above;…

A: Note: According to Bartleby guidelines expert solve only one question and rest can be reposted.

Q: Risa is studying dating behavior of college students. She asks students at her school how many…

A:

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: Assume the random variable X has a binomial distribution with the given probability of obtaining a…

A:

Q: USH Financial is examining the use of its midtown ATM machine. The numbers of transactions made in a…

A:

Q: What is the average of these three groups? Group 1: M=8, n=4 Group 2: M=9, n=4 Group 3: M=10, n=2

A:

Q: 38. Linear Transformations Use the five test scores of 65, 70, 71, 75, and 95 to answer the…

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Q: What is the correction factor if n= 6 and N= 200

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Q: Your Answer: Not given The following is a list of 13 measurements. -78, 34, 41, 20, 50, 26, 58, 28,…

A: given data sample size n = 13observations are :  -78,34,41,20,50,26,58,28,93,-34,80,-54,-81

Q: A class consists of 10 male and 30 female students. If one student is randomly selected from the…

A: given data  10 male 30 female 40 total people   select one student at random  P(male) = ?