RESEARCH METHODS F/ BEHAV.(LL)-W/MINTAP
6th Edition
ISBN: 9781337755016
Author: GRAVETTER
Publisher: CENGAGE L
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Chapter 16, Problem 3E
To determine
The examples for each of the type of citation mentioned in the question.
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In a trial of a new allergy medicine, 85 people were given the medicine and 85 were given a placebo. Of those given the medicine, 60 showed improvement in their allergy symptoms. Of those given the placebo, 55 did not show improvement. Complete parts (a) through (d) below.
a. Make a two-way table summarizing the reviews.
Improvement
No Improvement
Medicine
25
Placebo
30
(Type whole numbers.)
For the three-part question that follows, provide your answer to each question in the given workspace. Identify each part with a coordinating response. Be sure to clearly label each part of your response as Part A, Part B, and Part C.Part A: What is the term for a generalization made about a population using the data from a sample?Part B: Name one challenge that may occur when using a sample to draw a conclusion about a population.Part C: A researcher collects data about the annual salary of employees who work in the information technology field. It would be difficult to survey all employees, so a sample of the population is surveyed. The data is recorded below. Use the table to write one conclusion that can be drawn. Explain why this conclusion is valid.
Salary Range (Per Year)
Number of Employees
$50,000-$59,999
147
$60,000-$69,999
159
$70,000-$79,999
225
$80,000-$89,999
27
Friendly’s Department Store has been the target of many shoplifters during the past month, but owing to increased security precautions ,250 shoplifters have been caught. Each shoplifter has been caught. Each shoplifter’s sex is noted; also noticed is whether the perpetrator was a first time or repeat offender. The data are summarized in the table .
Sex first time offender Repeat offender
Male 60 70
Female 44 76
146
Assume that an apprehended shoplifter is chosen at random, find
The probability that the shoplifter is male
The probability that the shoplifter is a first time offender, given that the shoplifter is male
The probability that the shoplifter is female and, given that the shoplifter is a repeat offender
The probability that the shoplifter is female and, given that the shoplifter first time offender.
The…
Chapter 16 Solutions
RESEARCH METHODS F/ BEHAV.(LL)-W/MINTAP
Ch. 16.2 - Describe the basic elements of APA-style writing...Ch. 16.3 - Identify and describe the content of each section...Ch. 16.3 - Write a research report using APA style.Ch. 16.4 - Explain the purpose of a research proposal and how...Ch. 16 - In addition to the key words, you should also be...Ch. 16 - At the beginning of Chapter 2, we described a...Ch. 16 - Prob. 3ECh. 16 - List the major sections of an APA-style report in...Ch. 16 - Prob. 5ECh. 16 - Describe the major elements of the introduction...
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- Teacher of a class wants to study the reasons for students' absence. What is needed for her to study? a. Organize the data and analyze it b. Collect the data on the students' absence c. Investigate the reasons and draw conclusion d. All the abovearrow_forwardProf. Harrisarrow_forwardYou may need to use the appropriate appendix table or technology to answer this question. Last year, 41% of business owners gave a holiday gift to their employees. A survey of business owners conducted this year indicates that 30% plan to provide a holiday gift to their employees. Suppose the survey results are based on a sample of 80 business owners. (a) How many business owners in the survey plan to provide a holiday gift to their employees this year? _______business owners (b) Suppose the business owners in the sample did as they plan. Compute the p-value for a hypothesis test that can be used to determine if the proportion of business owners providing holiday gifts has decreased from last year. Find the value of the test statistic. (Round your answer to two decimal places.) __________ Find the p-value. (Round your answer to four decimal places.) p-value =_____________ (c) Using a 0.05 level of significance, would you conclude that the proportion of business owners…arrow_forward
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