Simple random sampling uses a sample of size n from a populaiton of size N to obtain data that can be used to make inferences about the characteristics of a population. Suppose that, from a population of 50 bank accounts, we want to take a random sample of four accounts in order to learn about the population. how many different random samples of four accounts are possible?  Show steps in Excel

Q: Describe the procedures for obtaining a random sample. step by step

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Q: In a table create a Random sample with a sample size of 10 values between 1 and 20 in column A. Copy…

A: We will use the rand function in Excel to generate random numbers of sample size n = 10

Q: According to the "freshman 25" legend, college freshmen gain 15 pounds (or 6.8 kilograms) during…

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Q: Sampling to determine the total number of samples per group from 6,000 male and 2,000 female. (Use…

A: The provided information is The total population is  N=6000+2000=8000 The margin of error is  e=0.05…

Q: Assume that a simple random sample has been selected from a normally distributed population. Find…

A: given data n = 16x¯ = 84.5s = 11.2α = 0.01claim : μ = 80

Q: 77) Assume that a sample is used to estimate a population proportion p. Find the margin of error E…

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Q: A scientist wants to know if education level and marital status are related to all people in some…

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Q: Suppose a sample of 100 observations are selected randomly with replacement from the dataset. How…

A: Introduction - Sampling interval =number of units in the population desired sample size

Q: A rowing team consists of five rowers who weigh 152, 159, 162, 150 and 156 pounds. Find all possible…

A: The formula for combination is nCr = n! / [r! (n – r)!] = [n (n – 1) … (n – r + 1)]/r!. Explanation:…

Q: a) According to the graph, define the input, including units. b) According to the graph, define the…

A: Given;

Q: When you have a certain blood test done, the phlebotomist takes 3 vials of blood that hold 10 mL…

A: (a) Given five selected data are,9.61, 9.65, 9.68, 9.81, 9.93(b) Given five selected data are,454,…

Q: What is the formula to be used to determine the total possible random samples?

A: Let the population size be N Sample size be n

Q: Running heart rate - Jose is a physician who is researching to what extent running affects heart…

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

Q: A rowing team consists of four rowers who weigh 152, 156, 160, and 164 pounds. Find all possible…

A: Weigh of four rowers in a rowing team is population . So the given population is :…

Q: Question Help In a random sample of 34 criminals convicted of a certain crime, it was determined…

A: Given: Since population standard deviation is unknown, use t-distribution. Find t-critical value:…

Q: each score in a random sampling distribution represents what

A: We have given that  We have to define each score in a random sampling distribution :

Q: If a researcher were to increase a sample size from n = 30 participants to n = 80 participants, what…

A: Increase power

Q: A school is sending 15 children to a camp. If 30% of the children in the school are first graders,…

A: The question is about binomial distribution Given : Randomly selected no. of children ( n ) = 15…

Q: List two ways to identify a simple random sample.

A: Definition: Simple random sampling is defined as a sampling technique where every item in the…

Q: A teacher at a school obtains a sample of students by selecting a random sample of 20 students from…

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Q: sample of n = 12 observations has a sample mean of

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Q: At what N does a sample start to resemble a population?

A: When the sample size is equal to the population size. then we can say sample start to resemble a…

Q: Suppose multiple samples of size nn are drawn from a population with a mean of 50. The mean is…

A: Population mean =50

Q: Simple random sampling uses a sample of size n from a population of size N to obtain data that can…

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Q: In a survey of 1016 adults, a polling agency asked, "When you retire, do you think you will have…

A: A sample of 1,016 adults surveyed out of which 531 stated that they were worried about having enough…

Q: Blank are more representative of a population, but blank are easier to obtain

A: The sample is a set of units that is obtained from a population, which represents the population.…

Q: a population proportion of 0.61. Suppose a random sample of 662 items is sampled randomly from this…

A: As per above information they solve first three subparts , so I will solve remaining parts d and e.…

Q: 2. In a population it is estimated that 20% have a desired trait of interest for the researcher. The…

A: Solution

Q: Use Table, to draw a random sample (without replacement) of size 5 from a population of 24 units.

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Q: Representativeness of a sample is principally determined by the ?

A: Definition: "Representative sampling" is a sort of statistical sampling that allows us to draw…

Q: A sample of 300 random adults living in the busy city revealed 63 of them favored increasing the…

A: The formula to calculate the confidence interval is: Confidence interval = (p1 – p2) +/-…

Q: a sample of at least 10. (n=10)

A: The best way to ensure sample represent the population it came from accurately is to make sure that…

Q: A simple random sample of 1000 observations is taken from a population of 10,000. What is the…

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