To study about the introduction of schools. The strength of the schools are 2000, 2500 and 4000. It is fixed that the sample size is 170. Calculate the sample size for each school? exam, the opinions are collected from 3

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: What is the sample? O All people O Which food delivery app was used O All US smartphone users O…

A: The survey is conducted on 800 US smartphone users. The variables are whether they used a food…

Q: a stratified random sample? WO ber the students from 1 to 2000 and us ey the first 100 students to…

A: Stratified sampling is a process of random sampling. It is used to divide a population into…

Q: A group of students who would like to study for a professional exam registered for a preparatory…

A: From the provided information, The total students are six. Sample size (n) = 6

Q: You take a sample of the heights (in inches) of 12 professional basketball players. The data are:…

A: Given data: 79, 76, 77, 79, 81, 83, 79, 76, 78, 83, 87, 85.

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: 6) There are 23,000 adults in a community. A researcher randomly selects 800 adults without…

A: Let N denotes the population size and n denotes the sample size. Selection of the sample to be…

Q: Mrs. Feleo samples her class by selecting every ninth person on her class list. Which type of…

A: Mrs. Feleo samples her class by selecting every ninth person on her class list

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: Write the Sample space, outcome or event of the ff: 1. A couple has 4 children. If 2 of their…

A: The total outcomes of couple has 4 children is, Therefore, the total no.of outcomes are, 16

Q: For the end of the semester, student evaluations. 6 out of the 39 students in a class completed the…

A:

Q: Problem Solving A. Instructions: Determine if the following situations use as random or non-random…

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

Q: How to determine if a sample is small or large? In my homework, the sample size is 66. The answer in…

A: Note: Hey there! Thank you for posting the question! Sometimes a sample cannot be determined as a…

Q: In this population data : (1, 2, 3, 4) what is the Standard Error when a sample size of 3 is drawn.…

A: The standard error (SE) of a statistic is approximately the standard deviation of a statistical…

Q: difference between a sample and a population

A: Population: Population is the entire group from which we draw the conclusion. Sample: Is the…

Q: True or False: The situation below probably describes a sample. The names of all students in MATH…

A: The objective of the question is to determine whether the given situation describes a sample or a…

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: The following are sample data provided by a moving company on the weights of six shipments, the…

A: Regression equation is used to predict the variable based on the another. If the equation has only…

Q: when you have to find a sample number. you usually round to the whole number no matter how small the…

A: We have to obtain the method for obtaining the sample size when the sample number came in the…

Q: I am doing a survey and want to know how many siblings each participant has. Participant 3 leaves…

A: Introduction: Consider that there are n participants in the study. Each participant is asked how…

Q: From the sample statistics, find the value of p1 - p2, the point estimate of the difference of the…

A: From the provided information,

Q: If you want to conduct a study to determine how much people exercise from a certain town, what would…

A: In this scenario, it is appropriate to call randomly selected cell phone numbers of people living in…

Q: Type in the space below the sampling method described by the statement . Sample every tenth customer…

A: Systematic sampling: It a probability sampling method. In this method, samples are called in a…

Q: Explain the sample mean of the difference scores varies.

A:

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: earning Tas Php39.80 per liter. Determine the sample and the population in the given situation. b.…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: According the April 12, 2017 Pew Research survey, 58% of Americans approve of U.S. missile strikes…

A: (3) Determine whether the normal approximation can be used with the given distribution or not?…

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

A: Confidence Interval=95%Margin of error(E)=3.5%=0.035

Q: recent poll reports that between 53% and 59% of voters will vote for president george in the next…

A: The confidence interval is (53%, 59%).

Q: If we took three different samples of college students (one from California, one from Arizona, and…

A: The samples are derived of 500 students from three cities, city C, city AR and city AL.

Q: Ask 20 of your classmates about their favorite viand among the choices; ADOBO, SINIGANG and MENUDO.…

A:

Q: The Bangor Humane Society tracks cat adoptions closely. They sample 54 people who looked at cats…

A: Sample proportion = x/n Here x = 36 and n = 54

Q: our population? W

A: A population is a total group included in the survey. A sample is a specific group from which data…

Q: What sampling distribution will you use? binomial O Student's t O uniform

A: Total number (N)  = 1215 Number of ethnic groups(n) = 6 degree of freedom (df) = n-1  =6-1 =5…

Q: Hand written please.   Suppose that in a population of surveyors in a certain area 38% have surveyed…

A: Given that  n=900 , p=38% Find the  P(phat>0.35)

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…

Q: We plant 10 bean seeds and measure the heights in inches after 2 months.  The measured heights are…

A: We are given the sample heights of plants.Sample size = n = 10Let, x = measured heightsX : 10 , 7, 5…