A total of 10,000 participants with last digit of cell phone number being 5 were selected...
A total of 10,000 participants with last digit of cell phone number being 5 were selected in a survey about nutrition status.
Choices: Simple random sampling, stratified sampling, cluster sampling, multistage sampling, or systematic random sampling
Homework Answers
This is an example of systematic random sampling because every unit with mobile number ending with kth digit is being sampled.
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A total of 10,000 participants with last digit of cell phone
number being 5 were selected...
the last pic what potential source of bais were present. if any? select all that apply...
the last pic what potential source of bais were present. if any?
select all that apply
6 of 10 (5 In 1965, researchers used random digit dialing to call 1400 people and ask what obstacles kept them from attending sporting events. sampling was used, since the 1400 phone numbers that were easiest to reach were selected. OA. C O B. Simple random sampling was used, since each number had an equal chance of being dialed, so all samples of 1400...
each situation. (a) To estimate the number of social security checks currently being cashed by dead...
each situation. (a) To estimate the number of social security checks currently being cashed by dead people, 5000 social security checks cashed last month were selected for detailed investigation. The 5000 checks represented 100 checks selected at random from each state. Simple Random Systemmatic Stratified Random Cluster Convenience (b) To estimate the amount of $$ stolen through socialSimple Random security deposits to the bank accounts of dead people, a banker compares monthly SSI deposits to accounts at her bank with...
(8 points) A statistics student at a small liberal arts college who is curious about the...
(8 points) A statistics student at a small liberal arts college who is curious about the relationship between the amount of time students at his college spend on social networking sites and their performance at school decides to conduct a survey. Four research strategies for collecting data are described below. In each, name the sampling method proposed and any bias you might expect. Strategy 1: He obtains a list of the 1500 students at the college. He chooses a random...
1. When conducting a survey, it is important to use a random sample: to get a...
1. When conducting a survey, it is important to use a random sample: to get a significant result. to avoid bias and to get a representative sample. so that we can make causal conclusions. to ensure truthful answers to the survey's questions. none of the above. 2. In order to obtain a sample of undergraduate students in the United States, a simple random sample of 10 states is selected. From each of the selected states, 10 colleges or universities are...
8 ports A statistics st den at ฮ smaliberal arts colege ho s cu ous about...
8 ports A statistics st den at ฮ smaliberal arts colege ho s cu ous about he eationship between he a moun o m e st ents ฮ his co ege spend on social network ng sites and her perform ance a school dec des o conduct a su vey Four research strategies or collecting data are described below. In each, name the sampling method proposed and any bias you might expect. Strategy 1: He obtains a ist of the...
34) 341) To avoid working late, the quality control manager inspects the last 50 items p day A) cluster B) random D) stratified 35) 35) A lobbyist for a major airspace firm assigns a number to ea...
34) 341) To avoid working late, the quality control manager inspects the last 50 items p day A) cluster B) random D) stratified 35) 35) A lobbyist for a major airspace firm assigns a number to each legislator and then uses a computer to randomly generate ten numbers. The lobbyist contacts the legislators corresponding to these numbers. A) stratified B) convenience C) systematic D) random E) cluster 36) Identify the data set's level of measurement 36) the years the summer...
Determine whether the given valueis a stati stic or a parameter 1) A sample of 120...
Determine whether the given valueis a stati stic or a parameter 1) A sample of 120 employees of a company is selected, and the aver age age is found to be 37 years. 1) A) Parameter B) Statistic Identify the number as either continuous or di screte 2) The number of limbs on a 2- year- old oak tree is 21 2) A) Discrete B) Continuous SHORT ANSWER. Write the word or phrase that best completes each statement or answers...
1. All of the following are considerations in determining a sample size EXCEPT: Number of subgroups...
1. All of the following are considerations in determining a sample size EXCEPT: Number of subgroups to be profiled Diversity of population being studied Margin of error Total size of population Industry standards 2. The research director at LINK determined that guests from Texas had always been the most loyal customers over the years. Their behavior usually predicted guests’ behavior from other states. If business from Texas was good, it usually was good from other states, too. Recently, business from...
Decide which sampling method is being used. - a. b....
Decide which sampling method is being used. - a. b. c. d. e. Thirty-five athletes, 18 men and 17 women, are randomly selected from 243 male athletes and 187 female athletes. - a. b. c. d. e. Every third dog at the clinic is checked for ticks. - a. ...
4. A consumer advocacy group was interested in how effective a new diet pill is for men. To inves...
4. A consumer advocacy group was interested in how effective a new diet pill is for men. To investigate. they decide to randomly assign 8 men to receive the new diet pill, 8 men to receive a diet pill currently on the market, and 8 men to receive a placebo. The amount of weight lost (in pounds) after 3 months would be recorded. The 24 men available for the study are listed below along with their ID number. Cluster 3...
the last pic what potential source of bais were present. if any?
select all that apply
6 of 10 (5 In 1965, researchers used random digit dialing to call 1400 people and ask what obstacles kept them from attending sporting events. sampling was used, since the 1400 phone numbers that were easiest to reach were selected. OA. C O B. Simple random sampling was used, since each number had an equal chance of being dialed, so all samples of 1400...
each situation. (a) To estimate the number of social security checks currently being cashed by dead people, 5000 social security checks cashed last month were selected for detailed investigation. The 5000 checks represented 100 checks selected at random from each state. Simple Random Systemmatic Stratified Random Cluster Convenience (b) To estimate the amount of $$ stolen through socialSimple Random security deposits to the bank accounts of dead people, a banker compares monthly SSI deposits to accounts at her bank with...
8 ports A statistics st den at ฮ smaliberal arts colege ho s cu ous about he eationship between he a moun o m e st ents ฮ his co ege spend on social network ng sites and her perform ance a school dec des o conduct a su vey Four research strategies or collecting data are described below. In each, name the sampling method proposed and any bias you might expect. Strategy 1: He obtains a ist of the...
34) 341) To avoid working late, the quality control manager inspects the last 50 items p day A) cluster B) random D) stratified 35) 35) A lobbyist for a major airspace firm assigns a number to each legislator and then uses a computer to randomly generate ten numbers. The lobbyist contacts the legislators corresponding to these numbers. A) stratified B) convenience C) systematic D) random E) cluster 36) Identify the data set's level of measurement 36) the years the summer...
Determine whether the given valueis a stati stic or a parameter 1) A sample of 120 employees of a company is selected, and the aver age age is found to be 37 years. 1) A) Parameter B) Statistic Identify the number as either continuous or di screte 2) The number of limbs on a 2- year- old oak tree is 21 2) A) Discrete B) Continuous SHORT ANSWER. Write the word or phrase that best completes each statement or answers...
4. A consumer advocacy group was interested in how effective a new diet pill is for men. To investigate. they decide to randomly assign 8 men to receive the new diet pill, 8 men to receive a diet pill currently on the market, and 8 men to receive a placebo. The amount of weight lost (in pounds) after 3 months would be recorded. The 24 men available for the study are listed below along with their ID number. Cluster 3...
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