Consider the following situation: In order to gather as many responses as possible for a survey you are undertaking, you asked your friend to distribute the questionnaire to his/her acquaintances who, in turn, shared it to their own connections as long as they satisfy the inclusion-exclusion criteria of the research. Which of the following best describes the sampling technique described above? A. Convenience Sampling B. Snowball Sampling C. Quota Sampling D. Modal Instance Sampling

Q: In a recent Gallup poll, pollsters randomly selected adults and asked them whether they smoke.…

A: Introduction There are 2 types sampling methods: Prob. methods Non-Prob. methods

Q: Some subscribers of a magazine that sells and reviews refrigerators respond to an annual…

A: Our data for the population can only be unbiased when it is random because if there is nonrandomness…

Q: What is the method of the sampling when the marketing manager for an electronics chain store wants…

A: stratified sampling Stratified sampling :- When we have Homogenous distinguishable sub-groups. Then…

Q: Fill in the missing data. (Round your p-value to 4 decimal places, mean values to 1 decimal place,…

A: let we make the table for given dataDays Worked Last Year by 23 employees Department days worked…

Q: To determine how American college students feel about commuting, 100 students at a private…

A: To determine how American college students feel about commuting, 100 students at a private…

Q: Consider the following sets of sample data: A: 21,851, 20,126, 21,283, 21,675, 21,987, 21,046,…

A: Given data set for…

Q: Gift Card Sales. For the holiday season of 2017, nearly 59 percent of consumers planned to buy gift…

A: 1) from the above output the regression equation is : y=-3,9999+0.000213×Annual Income +…

Q: A pharmaceutical company introduced a new drug that would reduce cholesterol levels. A researcher…

A: Paired T-Test :The paired t-test gives a hypothesis examination of the difference between population…

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: Use these data to construct a 90% confidence interval to estimate the population mean value. Assume…

A:

Q: Consider the following SAMPLE data set: 26 20 28 32 30 30

A: Given sample data, 26,20,28,32,30,30 Median=?

Q: The XYZ Corporation is interested in possible differences in days worked by salaried employees in…

A:

Q: Jamu Sido Mampir Company has herbal medicine cottage branches in three locations. The company…

A: NoHerbal Hut 1Herbal Hut 2Herbal Hut…

Q: How would one select an unbiased sample for the following study?   Do the people of Wichita Kansas…

A: First understand the meaning of unbiased sample Unbiased sample means, Every member in population…

Q: When would a researcher use a judgment, or purposive, sample?

A: We know that  Judgement sampling -  It is the non probability sampling technique . Here researcher…

Q: Which of the following methods helps reduce sampling bias? O a. Take a random sample from a…

A: It is needed to find the method that reduces sampling bias.

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: Health insurance benefits vary by the size of the company (the Henry J. Kaiser Family Foundation…

A: a:For the given data, the chi-square test for association is appropriate.Null Hypothesis:H0: The…

Q: . When an accurate and complete list of the population is not available, a sampling will suffer…

A: We want to tell you, which one is the correct choice.

Q: The XYZ Corporation is interested in possible differences in days worked by salaried employees in…

A: applying one way ANOVA on above data:   Mean n Std. Dev Variances budgets 257.4 5 11.7388…

Q: Determine whether the following sampling is dependent or independent. Indicate whether the response…

A: Determine whether the following sampling is dependent or independent. Indicate whether the response…

Q: Identify the sampling method used in each of the following studies:  Best Buy prints a survey…

A: Here the given studies are     1)Best Buy prints a survey request on the bottom of all of their…

Q: Sampling Eye Color Based on a study by Dr. P. Sorita Soni at Indiana University, we know that eye…

A: a.It is given that the statistics instructor collects eye color data from her students.The sample…

Q: You have been asked to estimate the proportion of households in Chicago that have two or more…

A: a) Given margin of error(ME)=4%=0.04 Confidence level=95% Significance level=5% The critical value…

Q: 3. A market research firm needs to collect data on viewer preferences for local news programming in…

A: Given that  In a marketing research firm needs to collect data on viewer preferences for local news…

Q: elow are two scenarios.  One exhibits sampling bias, and one exhibits wording bias.  Identify the…

A: When a bias in the sampling that essentially influences the response due to ill-formed words may be…

Q: A certain company will purchase the house of any employee who is transferred out of state and will…

A: (a) The provided table can be tabulated as: The alternative hypothesis suggests that the test is…

Q: Which of the following are sources of sampling error and which are sources of nonsampling error?

A: Sampling errors are the errors that are arises due to fact that samples are taken to infer the…