A carload of steel rods has arrived at Cybermatic Construction Company. The car contains 1,000 bundles of 50 rods of various sizes. Claude Ong, Manager of Quality Assurance, directs the receiving crew to deliver the 63rd and 458th bundles to his crew for 100% inspection. Claude randomly selected 63 and 458 from a table of random numbers. Claude's sample of 100 rods is a _____________. cluster sample stratified sample quota sample simple random sample systematic sample

Q: Identify the type of sample ( Experimental or Observational) Then tell if the sample is biased 7.…

A: Observational : It is the study in which researcher records or observes the observations without…

Q: A personal trainer is trying to decide which type of workout plan to recommend. He is considering 3…

A:

Q: be purchasing hundreds of these machines. To make sure it made the best decision, the company…

A: Given: Machine 1 Machine 2 Machine 3 24.5 28.4 26.1 23.5 34.4 28.3 26.4 29.5 24.3 27.1…

Q: A recent graduate chooses 4 continents to visit from the 7 in the world. What is the size of the…

A: A recent graduate chooses 4 continents to visit from the 7 in the world total=7 choose =4

Q: Which type of sampling method is used in the following? 20 people from each dorm are asked to fill…

A: In simple random sampling, the samples are chosen at random from the whole population. In cluster…

Q: college faculty consists of 400 men and 250 women. The college administration wants to draw a sample…

A: Given:  Population is devided into two groups men and women  No of men N1= 400  No of women N2= 250…

Q: uppose you take random samples from the following groups: freshmen, sophomores, juniors, and…

A: Stratified Random Sampling: The population is divided into subgroups then some members are chosen…

Q: The librarian surveys every 7th student from an alphabetized list to determine reading preferences…

A: Here, we know that in the Systematic random sampling, we fix the order of the samples. In other…

Q: A sample of students is collected by randomly selecting 20 students from each of the 58 community…

A: It is specified that 20 students from each of 58 community colleges are randomly sampled.The…

Q: Identify which of these types of sampling is used: random, stratified, systematic, cluster,…

A: Answer:- Given statement is, "A sample consists of every 3rd student from Professor Cuellar’s…

Q: Nationally, 83% of Americans have earned a high school diploma.  We want to see if the proportion of…

A: We have to find sample proportion.

Q: In your "Introduction to College Mathematics" class last semester, the instructor gave four tests.…

A: Given Scores90, 86, 70 , 80Possible sample size will be 1,2,3,4The data has been entered into excel…

Q: What sampling technique was used?

A: here use definition of sampling method

Q: You need to select a simple random sample of three from nine friends who will participate in a…

A: Random number table:Here, there are 9 friends and has been assigned a number from 1 to 9. A simple…

Q: Forty new employees hired at the same time are randomly divided into two groups. One group receives…

A: Experimental Study: If some treatments are applied on the individuals in order to observe the…

Q: plants in his garden into 10 regions.  He counts the number of sunflowers produced in just one of…

A: We have given that,  Farmer Josh separates his sunflower plants in his garden into 10 regions.  He…

Q: One of the tightest Senatorial races on Tuesday is in Maine. In a race that could prove pivotal for…

A: From the provided information, Sample size (n) = 1365 voters 696 responded that they are likely to…

Q: A researcher is collecting data on college students who go to school in Ohio. If she organizes the…

A: Solution  A convience sampling is the technique of drawing the sample when the researcher dram the…

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: The names of all 152 students in a professor's class are written on identical slips of paper, and…

A: Simple random sample:  Every member and set of members have an equal chance of being included in the…

Q: She divides her constituency into three income classes: low-income households, middle- households,…

A: 4. In stratified sampling, the population is divided in such a way that it is homogeneous within the…

Q: About 1% of the population has a particular genetic mutation. 500 people are randomly selected. Find…

A: For the given data find mean =?

Q: Inter-State Moving and Storage Company wishes to establish a control chart to monitor the proportion…

A:

Q: A statistics lecturer wanted to determine if the time spent studying affected a student's GPA She…

A: Correct Answer: b. Simple Random SamplingReason: The lecturer collected data from 300 randomly…

Q: Given 1,400 freshmen students with 600 male students and 800 female students, describe the way you…

A: Given: Total population, N = 1400           Gender wise total population, for males, N1 = 600 and…

Q: ) Recall that the logistic regression uses the logistic sigmoid function σ(a) =1/(1 + exp(−a)) to…

A: Given The sigmoid function Deriving the negative conditional loglikelihood loss for probit…

Q: In the Star and Tribune newspaper, there is an article entitled “1 in 8 school buses fail tests."…

A: Given information: Sample of 200 buses and find that 20 buses fail the safety inspection. Let us…

Q: Draw a histogram to show candidate A got 32 votes, candidate B got 10 votes and candidate C got 20…

A: Given that Candidate A got 32 votes, candidate B got 10 votes and candidate C got 20 votes.

Q: how do you find the simple random sample of 15 restaurants?

A: In simple random sampling each member of the population has an equal chance of being included in the…

Q: Identify which sampling method is applied for each situation.

A: Given :

Q: he city of Raleigh has 7000 registered voters. There are two candidates for city council in an…

A: The objective of this question is to find the sample statistic for the proportion of voters surveyed…

Q: ter screens were randomly selected from a large collection of computer screens in a company’s…

A: A sample is a part of the population, which is selected from the population and if the sample is…

Q: Determine the sampling methods used in each of the scenarios below iv. Select 8 white cars, 5 blue…

A: Stratified sampling: It is a sampling method in which the entire population is divided into…

Q: You are the operations manager for an airline and you are considering a higher fare level for…

A: a) From the given information, Margin error = 0.055 Assume sample proportion = 0.5   Critical value:…

Q: In provincial-level monitoring in farms, will you do random sampling, representative sampling, etc.…

A: Here we explain sampling method.

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.