Identify the following: a. Population b. Sample c. Variable of interest

Q: Give one way of stratifying the following:  d) annual earnings of Harvard University graduates…

A: Stratifying means : Convert the population in strata. It is a step of stratified sampling. In…

Q: The classification which is done on the basis of cost, weight, marks is considered as: a.…

A: We know that the variables cost, weight , marks are Quantitative data types and the qualitative…

Q: 7. A manner of collecting data by asking the participants questic indirectly. O A. Questionnaire O…

A: Types of Data collection methods:  1)Physiological or biological measurements 2)Observational…

Q: The correct size of a nickel is 21.21 millimeters. Based on that, the data can be summarized into…

A: From the provided information,   Too small Too large Total Low income 20 20 40…

Q: Let p be the population proportion for the following condition. Find the point estimates for p and…

A:

Q: Most Connecticut households use gas, fuel oil, or electricity as a heating source. A random sample…

A: Data Electricity Electricity Electricity FuelOil FuelOil FuelOil Electricity Other…

Q: = For the given data, the x = 8.9008 inches (round your response to four decimal places). Based on…

A: The tabulated sample means and ranges areSampleSample…

Q: A study of college students in the city of Pemblington found that  8% had been victims of violent…

A: The parameter tell us about the the population where as statistics tell us about the sample. The…

Q: Is date purchased under categorical, quantitative, or identifier variable

A: Categorical variables are non-numeric variables. Example: Gender,Quantitative variables are numeric…

Q: When an analytical chemist uses the word precision when referring to the data obtained from an…

A: Precision is the closeness of the measurements to each other, whereas accuracy is the closeness of…

Q: If the proportion of H’s is .45 out of 200 flips, what is the p-value?

A:

Q: 5. Classify each of the following by type of variables and level of measurement. a. Monthly payment:…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: What is the nominal, ordinal and ratio scale of measurements of the following a. Socio-economic…

A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted....…

Q: A table that summarizes two categorical variables is called:   a. frequency table   b.…

A: The objective of the question is to identify the correct term for a table that summarizes two…

Q: The number of movies ordered per month on a paid subscription throughout the year are as follows:…

A: NOTE: As per our guidelines, I have solved three parts. If you want the answer of other, kindly post…

Q: The annual rainfall in a certain region is approximately normally distributed with mean 42.1 inches…

A: please see the next step for solution

Q: These are the guesses/assumptions about the population. a. Statistic b. Level of Significance c.…

A: here use definition of given term

Q: Answer the following questions given the parallel box plots. c. Which company has the greatest IQR?…

A: we know range is maximum minus minimum, a) Answer : Company B has the largest range. b) Answer :…

Q: 3. Fill in the blank for each of the following questions. a) Date collected by the researcher is…

A: Central tendency is a measure of a variable that clusters around a central value that represents the…

Q: The proportion of all children that drew the nickel too small is:   Assume that this proportion is…

A:

Q: Identify the following data set: ...the rates at which all of the cashiers scan products for a store…

A: Now we will find the correct option.

Q: The mean monthly starting salary for 12 randomly sampled business school graduates is Php35400. If…

A: The mean or average of a sample is computed by dividing the sum of observations by the total number…

Q: Listed below are the amounts of time (in months) that the employees of a restaurant have been…

A: To find median for the given data, first arrange the values in ascending order as: 19, 26.5, 55.8,…

Q: The annual rainfall in a certain region is approximately normally distributed with mean 40.4 inches…

A: Here annual rainfall of certain region is normally distributed with mean of 40.4 and standard…

Q: A) The time spent (in seconds) by 20 peoples in a queue at a bank, waiting to attend an ATM were:…

A: (Since it has been not mentioned which question so, as per our protocol we shall only answer the…

Q: The accompanying table shows the frequency distribution for the mileage on a sample of a certain…

A: For grouped data, the mean (by using the mid values) can be given as,  , where, Xi represents the…

Q: Eighteen packets of Dangote Cement had their contents measured for weight. The markings on the…

A: Solution: Let X be the weight. The given data is 150.2, 149.5, 150, 149.5, 150.2, 149.5, 150 and…

Q: II. Explain which of the following constitute a population and which constitute a sample. The…

A: Population: A population is the pool of individuals from which a statistical sample is drawn for a…

Q: 1. Answer the following statistics questions:  a.) Is it ratio, nominal, ordinal, or interval?…

A: 1. Introduction Statistics is a field that involves collection, analysis and interpretation of the…

Q: 35. By using a suitable interpolation formula, estimate the price for the year 1997 using the…

A:

Q: The following are the monthly salaries of 10 employees (in Php): 10,500, 11,000, 14,500, 9,500,…

A: Answer:-  Given, the data                10500, 11000, 14500, 9500, 12000, 13750, 11550, 9670,…

Q: Classify each of the following as nominal, ordinal, interval, or ratio data (adapted from [Black…

A: Nominal Data: This is a type of data that is used to label variables without providing any…

Q: If necessary, use the appropriate z-score table to answer the following: a.) What is the area (to…

A: Let Z ve the random variable from normal distribution then we will find the corresponding areas and…

Q: 1. What is a quintile and what do the five quintiles represent in this document? 2. Using an eyeball…

A: 1) A statistical value of any data set representing 20% of the given population is a quintile. In…

Q: 1. Patients arrive at a dentist's office with an arrival rate of 2.8 patients per hour. The dentist…

A: The apprehension of Poisson distribution is extensively applied to figuring methods in statistics.…

Q: What are the conditions for a valid Instrument?

A: A valid instrument induces changes in the independent variable but has no independent effect on the…

Q: The mean monthly starting salary for 12 randomly sampled business school graduates is Php35400. If…

A: Note: Hi there! Thank you for posting the question. As there are several independent questions,…

Q: For problems 1 and 2, determine whether the evaluated group is a population or a sample.

A: here use basic of sample and population