ppose that 97% of Monarch butterflies migrate to Mexico in winter. What is the smallest sample size required to ensure that the sample proportion is Normally distributed

Q: What is meant by sampling frame?

A:

Q: what would the mean and standard deviation of the sample proportion ˆp be?

A: Let X be Pennsylvanians who have a high school diploma Given, n = 225 p = 0.83

Q: Find the test statistic for this hypothesis test. z= (Round to two decimal places as needed.)

A:

Q: Assume we do a simple random sample, where we have the same number of secondary units. Will cluster…

A: Since in the first case, the number of secondary units is the same, simple random sampling can be…

Q: 1. The Brazilian Forest Service (Servico Florestal Brasileiro, SFB) is faced with the need to…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: which is the best sampling method for qualitative research, with a target population of 30?

A: Introduction There are 2 types of sampling method: Probability sampling method Non-probability…

Q: If the population  of ABM student of Malaya integrated high school has a mean of 14.45,what is the…

A: Given information: The mean of ABM students of Malaya integrated high school is 14.45. That means,…

Q: According to the CLT, the standard error A. decreases, gets smaller as the sample size n B.…

A: We have given that, According to the CLT, the standard error__as the sample size n __ We have to

Q: Discuss the basic strategy for comparing the means of two populations based on independent simple…

A: Simple random sample:It is a subset of the population, in which each element in the population…

Q: is a sampling considered biased?

A: We know that The sampling method is called biased when it favors some outcomes over the others…

Q: When working with the sampling distribution of a sample proportion, what do we need to require to…

A: Sampling Distribution of a Proportion There are several ways to calculate the sampling distribution…

Q: Three different statistics are being considered for estimating a population characteristic. The…

A: Based on the information given, the recommended statistic would be Statistic III. This is because…

Q: hree different statistics are being considered for estimating a population characteristic. The…

A:

Q: A population consists of the values 3, 3, 3, 4, 5, 5, 6, 6, 7 and 8. Take all possible samples of…

A: Solution 1) Given the population values are 3,3,3,4,5,5, 6,6,7 and 8 The total number of…

Q: Will random sampling guarantee that a sample will provide accurate information about the population?

A: It is given that the statement about to the random sampling.

Q: Distinguish between a distribution of sample means and a distribution of sample proportions.

A: Distribution of sample means and sample proportions are obtained.

Q: A pool of 500 Houston residents indicated that 16% of them participated in Women’s March on January…

A:

Q: Explain how you can select a systematic sample of size 7 from a population of size60

A: Determine the procedure for selecting the systematic sample of size 7 from a population of size 60..…

Q: Consider the following random sample of data: -8, -1, 1, -9, 4, 0, -7, 4, 0, 82 a) What is the mean…

A: (a) Here, = Sum of the data values. The sum of all the data values is 66. Now, Hence, Mean = 6.6

Q: An amusement park keeps track of the percentage of individuals with season passes according to age…

A: Introduction: The claim of the amusement park authorities regarding the proportions of visitors is…

Q: If it is known that a town with population 30,000 had 3,170 people who drive a Prius hybrid vehicle.…

A: Solution: The proportion of population who drive a Prius hybrid vehicle is From the given…

Q: If the shape of the population distribution of a variable is non-normal or unknown, how large a…

A:

Q: What is a subset of a population called?

A: Answer: Subset of a population is called a sample.

Q: what is the distribution of sample means exactly?

A: Sample is basically a group of entity which is taken from a large population. Generally analyzing a…

Q: pose a population has three values (13, 17, 24)

A: Given, Let X  =13, 17, 24

Q: 1. What are the advantages of using samples against the entire population for statistical analysis…

A: 1) Sample is the representative of the entire population. It contains data having similar or exact…

Q: The first student enrolled in one Statistics class was selected randomly and then every 8th student…

A: Here in the above question 1 , the number of times per week is quantitative-discrete. 2- in this…

Q: 1. What is the population variance? 2. What is the sampling distribution variance?

A: Given information Sample size n=2 Population size N=3 The population values are 2,4,8

Q: State at least two methods you may use to determine if sampling distributions may be considered…

A: Central Limit Theorem for mean: If a random sample of size n is taken from a population having mean…

Q: Develop a basic understanding of the properties of a sampling distribution based on the properties…

A: The properties of sampling distribution are:

Q: In what situations the cluster sampling be preferred?

A:

Q: It is known that the population variance equals 522. What is the sample size that needs to be taken…

A: It is given that:

Q: The mean and variance of a sample of 25 data items are 78 and 100, respectively. Use Chebyshev's…

A: