3. Determine the number of sample that must be taken from each year level, if 95% decision is considered. NUMBER OF STUDENTS YEAR LEVEL SOLUTION SAMPLE ENROLLED First Year 5,800 6,980 12,600 14,750 Second Year Third Year Fourth Year TOTAL SAMPLE SIZE Solutions:

Q: You are given a dataset of 14 values (sorted): 20,33,64,67,69,70,70,71,74,78,79,82,92,100 We find a…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: Identify the type of sampling method used: AT&T selects every 40th iPod for testing and evaluation…

A: Note : There is two types of sampling methods probabilistic sampling and non probabilistic…

Q: Write down a dataset of size n = 10 such that the 5-number summary is: 1,4,10,12,15

A: Given that: Five-number summary: 1, 4, 10, 12, 15

Q: Identify the two samples as independent samples or dependent samples. A training program assessment…

A: When the two groups of samples are somehow related, then the groups of samples are called dependent…

Q: 2. A company is taking a survey of its employees and separates them into the following groups:…

A: 2. Experimental Study: If some treatments are applied on the individuals in order to observe the…

Q: Calculate the variance products sold per store using this sample data 0, 77, 38, -5, 44, 62

A: Given data is,0, 77, 38, -5 , 44,  62sample size(n)=6

Q: Consider the following: at Bernhardt College, 200 (of the 3,000) students were polled and asked how…

A: From the given information, At Bernhardt College, 200 (of the 3,000) students were polled and asked…

Q: How much difference is there between the mean for the treated sample and the mean for the original…

A: Definition Sample Mean x It is the mean of all the values of a sample.   Population μ It is the mean…

Q: Determine and o from the given parameters of the population and sample size. p= 87, o = 13, n= 35 口

A: The mean of the sampling distribution of the sample mean is given by:

Q: Determine and o, from the given parameters of the population and sample size. H=85, o = 18, n= 36

A: Given,μ = 85σ = 18n = 36

Q: There are four brothers in a family.  Their ages are 7 years,10 years,15 years, and 21 years.…

A: From the provided information, Sample size (n) = 4 The data values are as follow: 7, 10, 15, 21

Q: The College Board SAT college entrance exam consists of two sections: math and evidence-based…

A: To solve this problem, we'll proceed with the following steps:Perform a paired t-test since the data…

Q: Identify the population and sample. In a random sample of California residents 78 said they had…

A:

Q: Calculate the sample size from the following information:  E = 0.5, a= 5, c = 0.95

A: Solution-: Given: σ=5,M.E.=E=0.5,c=0.95 We find sample size, n=?

Q: There are six sisters and a family. Their ages are 7 years, 10 years, 15 years, 15 years, 20 years,…

A: Assume that the random variable x defines the ages of the sisters in the family.

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: Consider the following sets of sample data: A: 136, 99, 118, 134, 120, 130, 131, 135, 115, 118, 118,…

A: Coefficient of Variation : It is a typical measure of variation, which measures the relative…

Q: Consider the following data: 8,8, 3, 8, 3,3,9 Step 1 of 3: Calculate the value of the sample…

A: x x2 8 64 8 64 3 9 8 64 3 9 3 9 9 81 ∑x=42 ∑x2=300

Q: We want to learn about the country of origin, gender, NYC borough of residence, ethnicity, and age…

A: A sample is a subset of a population, whereas a population is a full set that represents every…

Q: Determine u, and o, from the given parameters of the population and sample size. H=71, o = 6, n = 36

A: It is given that,  Mean value of certain population, μ = 71 and  The standard deviation of a certain…

Q: Calculate the skew sales per store using this sample data 91, 53, 71, 4, 30, 16

A: Solution-; We have following sample data: Xi: 91,53,71,4,30,16 We want to calculate the skew sales…

Q: Find the population variance for the following data set: 13,23,26,17,21

A: Given data set: 13,23,26,17,21

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

A: In Britney's case:- The entire day is her "population".- She divides this day into three distinct…

Q: Find the estimated standard error for the sample mean for n = 8 and SS= 5042.

A: Given n=8, SS=5042

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…