Year                        total Enrollment                    Ist                               5000                    2nd                             4058                    3rd                              4677                    4th                              6296                   Total                            20,031    The above data shows the enrollment of students in a college. Select a sample of size 1600 by using a. Equal allocation b. Proportional allocation

Q: A survey of 350 people shows that 210 people have seen a movie in the last month. Find the sample…

A: The sample proportion (p̂) is calculated by dividing the number of people who have seen a movie in…

Q: Eighty five percent of the council plans to attend the Thanksgiving parade Population Sample

A: Population is the entire group or complete of set of individuals involve in the study. It contains…

Q: Using the manual method, calculate the 60th Percentile for the following numbers: 24, 69, 2, 71, 60,…

A:

Q: find out 3rd decile  65,85,75,30,20,42,94,34,75,15

A:

Q: Find the 1rst quartile and 3rd quartile of the following numbers  41,43,46,47,48,50,51,52,53,54,55

A: The given numbers already in the increasing order: 41,43,46,47,48,50,51,52,53,54,55 Median = middle…

Q: State which measures yyt6of spread you should use and how you decided.

A: Statistics is the branch of applied mathematics in which we do collection, analysis, interpretation…

Q: Using the manual method, calculate the 59th Percentile for the following numbers: 3, 2, 96, 79, 49,…

A:

Q: The Scotia Metropolitan Area Rapid Transit Service operates six bus routes (A, B, C, D, E, and F)…

A: The standard divisor in appropriation problems can be calculated by dividing the total population…

Q: Horace Horsecollar is interested in the opinion of vacationers at Disney World.  He creates a short…

A: We know that in Systematic sampling method, we choose the first unit randomly and all the other…

Q: a. Is it possible to recover the raw data from this table? h What is the total number o

A:

Q: A political scientist surveys 40 of the current 138 representatives in a state's congress. What is…

A: Determine the size of the sample from the given data. The size of the sample from the given data is…

Q: One of New England Air's top competitive priorities is on-time arrivals. Quality VP Clair Bond…

A: Given the data.Sample Late flights…

Q: Exam scores for 28 students are shown below. calculate the percentile for a student whose exam,…

A: Given data of exam scores for 28 students;(in ascending order)…

Q: find the sample proportion with n=1,120 and x=616

A: The random variable X is normally distributed. X ~ B (n, p) The sample size is 1120. The number of…

Q: Create 5 Number Summaries: minimum, Q1, Q2, Q3(median), maximum, using the following data sets.…

A: Data : { 45,58,34,42,52,49,50,45,51 } First arrange data in increasing order : { 34, 42, 45, 45, 49,…

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

A: Introduction: Here, it is not mentioned whether the three donuts of each variety are chosen randomly…

Q: A group of UMAK employees decided to have their lunch in the admin building, the following meals…

A: Given  2 servings of 140 3 servings of 125 2 servings of 150 1 serving of 175 2 servings of 200 3…

Q: A political scientist surveys 35 of the current 158 representatives in a state's legisla What is the…

A: A political scientist surveys 35 of the current 158 representatives in a state's legislature. Size…

Q: Find the sample mean 73,62,37,48,74,95,52,53,74,93,101,94,16,47

A: Answer: From the given data, The given data set is, 73,62,37,48,74,95,52,53,74,93,101,94,16,47…

Q: of 118 new enrollees in a college nursing program 68 are planning on pursuing a 4 year degree 32 a…

A:

Q: „Omplete the last column of a copy of this table. Age Number of People Proportion of Population…

A: Given that : A table is given here ; By using this formula we complete the table.  Proportion of…

Q: A gym has four locations in the Sacramento area. There are 21 new treadmills that are to be…

A:

Q: What is the size of the sample:  What is the size of the population:

A: A political scientist surveys 30 of the current 129 representatives in a state's legislature.

Q: Using the data, estimate the proportion of this that are defective.

A: Here given A quality conscious disc manufacturer wishes to know the fraction of disks his company…

Q: An environmentalist wants to find out the fraction of oil tankers that have spills each month. Step…

A: Sample size n=549Favorable cases x=98

Q: Renee works as a quality control officer at a lumber yard. She selects every 200th two-by-four that…

A: In systematic sampling we divide the population in N equal sub population then we select every kth…

Q: A boxplot for a set of 80 scores is given below. How many scores are represented in the blue section…

A: Given total number of scores =80

Q: Briefly explain how the officer collects the sample based on stratified sampling

A: Stratified sampling is the type of sampling where we divide our population into different strata,…

Q: 3, 2355, 4361, 5346, 4935, 3711, 2775, 2734, 2286, 3033, 4457, 1421, 4436, 4596,

A: 2012 2014 3166 3072 2210 1989 3784 3794 2472 2689 3157 3211 4046 3722 4536 4385 4084…

Q: forest perserve. To do this, they capture a sample of 300 squirrels from randomly selected sites in…

A: Given that Number of squirrels captured and tagged =300 The following week, they catch another…

Q: find range and midrange for given population…

A:

Q: Calculate the sums of squares for the difference scores for the following to sets of data: Baseline:…

A: From the provided information, The difference table between Group 1 and Group 2 can be constructed…

Q: Top 50 Metro Areas by Population: Personal Income, Population, Per Capita Personal Income Rank Metro…

A: Consider the given data: Rank Metro GeoName Total Metro Personal Income 2020 (000s) Per Capita…

Q: stimate the proportion of all households that are very satisfied from the house they are living

A: The given data represents the responses of 50 households on their satisfaction level from the house.

Q: Find the 94th percentille, P, from the following data 1|13 15 21 42 45 50 52 56 62 64 74 75 81 65 67…

A:

Q: Rangers tagged and released 250 small mouth bass into a Round Lake. A month later, fishermen on the…

A: Given that 250 small mouth bass are tagged and released in lake. A month later a sample of 50 mouth…

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.