The following table shows the number of shirts by sizes that are manufactured in a dactory in a particular week:  Extra Small Small Medium  Large  ExtraLarge  390 470 520 680 440 It was discovered that the size of some shirts was labelled incorrectly. Using the stratified random sampling technique, calculate the number of medium shirts that will be selected if we require a sample of 375 shirts.

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: The International Air Transport Association surveys business travelers to develop quality ratings…

A: Obtain the mean and standard deviation of ratings for the random sample of 50 business travelers of…

Q: Find the probability that the person is frequently or occasionally involved in charity work. Find…

A: Note : According to our guidelines we are solving only first three sub parts of a question and the…

Q: We are interested in determining if the accident proportions differ between the two age groups.…

A: It is given that For under age 18, sample size n1 = 500, X1 = 180 For over age 18, sample size n2 =…

Q: Every fifth person boarding a plane is searched thoroughly. O A. convenience B. systematic OC.…

A: Here given the statement as every fifth person boarding a plane is searched thoroughly. Then, we…

Q: Detailed experimental design should include the type of experiment, how you chose your sample size,…

A: Given:: Detailed experimental design should include the type of experiment, how you chose your…

Q: Consider these sample​ data: x1=12​, x2=6​, x3=4​, x4=14.   a. Find n.      b.Compute ∑xi.…

A:

Q: A consumer magazine tests 5 brands of battery to see which has the longest life. To do this it tests…

A: Systematic random sampling: When the population units occur in a deck or sequence or line and a…

Q: A couple plans to have two children who will be assigned a sex of male (M) or female (F) at birth.…

A: We want to find the sample space

Q: A researcher selected 50 municipalities in Region XI with populations between 4000 and 6000 as a…

A: Arranging the given data set in ascending order: 4002 4010 4092 4150 4200 4250 4295 4298 4320 4490…

Q: The American League consists of 15 baseball teams. Suppose a sample of 5 teams is to be selected to…

A: Given:

Q: Week 10. Question  What geographical units within a metropolitan area are useful for sampling?

A: Samples are chosen from the population using a sampling technique because it is possible to study…

Q: There are 7 children in a family. The number of children defines a population. Find the number of…

A: Given : N = 7 n = 6

Q: Find the weighted average of a data set where 20 has a weight of 2, 40 has a weight of 3, and 50 has…

A: XW(weight)Wx2024040312050525010410

Q: Identify the sampling techniques used in each scenario. d. a candidate for the local school board…

A:

Q: Consider these sample​ data: x1=12​, x2=6​, x3=4​, x4=14.   Find n.      Compute ∑xi. Determine x.

A:

Q: Before the furniture store began its ad campaign, it averaged 103 customers per day. The manager is…

A: a)   Determine the type of study used.   The type of study used is “t-test for a population mean”.…

Q: S: Mrs. Najera groups the grade 11 students according to their school's last attended. She…

A: According to the answering guidelines, we can answer only three subparts of a question and the rest…

Q: If N is the size of the population and n is the size of the sample, find the sampling fraction?

A: From the provided information, The population size is N and the sample size is n.

Q: In a table create a random sample with a sample size of 5 values between 1 and 10 in column B. Then…

A: Using Excel : Rand function is used to generate sample of size 5.

Q: H FEMALE AND MALES = 2752.                FIND P HAT f AND P HAT m , THE SAMPLE PROPORTIONS WHO HAVE…

A: Given: n=2752 The results for males and female are shown in table.   Yes No Total Females 726…

Q: The following dala represent the weight (in grams) of a random sample of 13 medicine tablets. Find…

A: Introduction: The five-number summary includes the minimum, first quartile, second quartile…

Q: 1.) A population consists of six values (6, 9, 12, 15, 18, and 21). a. Select a random sample of…

A:

Q: A farmer sows 100 seeds of a new type of corn and wants to quickly determine the yield, or total…

A: Given

Q: Which type of sampling method is the following scenario? A researcher selects every 10th name of a…

A: The type of sampling method described in the scenario where a researcher selects every 10th name of…

Q: Extra small    390 small    470 medium 520 large    68 extra large  440 Using the stratified…

A: In stratified random sampling, the samples are selected from each of the stratum in the proportion…

Q: Homer Simpson is interested in studying the ratio of the various colors of sprinkles on Lard Lad…

A: Population is the set of all objects of interest. Sample is s subset of the population. It is not…

Q: e sizes of four samples vary as follows: Sample A, N = 100 Sample B, N = 76 Sample C, N =1000

A: Given data, Sample A, N = 100 Sample B, N = 76 Sample C, N =1000 Sample D, N = 150 Which sample will…

Q: A dotplot for the distribution of the number of drinks per week of 10 randomly-selcte adults is…

A: It is given that the data set from the dotplot is:0, 1, 3, 3, 3, 4, 5, 6, 6, 9

Q: Step 2 The three-digit numbers from left to right from the random number table were found to be the…

A: The random number table was given.

Q: State two differences between a cluster sample and a stratified random sample in this situation.

A: Following are differences explained as below-

Q: Stratum 1 2 Ni 22000 18000 ni 1100 900 Number with mobile phone in the sample 110 600 Calculate an…

A: A company wants to estimate the proportion of young people with their own mobile phone in a…

Q: A population consists of 3, 5, and 7. How many samples of size 2 with replacement that can be drawn…

A:

Q: Population is easily accessible   b. Population is not easily accessible   c. Popula

A: Snowball sampling is a nonprobability sampling method. In this type of sampling, participants of the…

Q: A population consists of the numbers 2,3,4,5, and 6. Let us list all possible sample size of 3 from…

A: The sample of size 3 is to be inferred from the population, which contains the given values 2, 3, 4,…

Q: From this population data set: (3, 6, 9, 12, 18), how many possible samples with a sample size of 2…

A: Note that the data set (3,6,9,12,18) has 5 elements.

Q: What sampling method is used when a statistic student did a research on the time spend by grade11…

A: Simple random sampling: A procedure for selecting a sample of size n out of a finite population of…

Q: Consider the heights of a random sample of 12 fathers in inches: 65, 63, 67, 64, 68, 62, 70, 66, 68,…

A:

Q: There are 30 boys and 20 girls in a class. If a teacher selects a sample of boys and girls as per…

A: Stratified Random Sampling: The population consists of N units which is divided into k relatively…

Q: Consider these sample​ data: x1=15​, x2=9​, x3=3​, x4=22.   a. Find n.        b. Compute ∑xi.…

A: Given : x1=15​, x2=9​, x3=3​, x4=22.

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.