Solution Library


Hypothesis Testing On Military Service Influencing Drug Use

Question The following contingency table provides a joint distribution of military service and drug use. Conduct a Chi-Square test of independence to determine whether military service influences drug use. Use an of 0.01 and be sure to show all five steps of your hypothesis test. After this, comput ... Read More

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Hypothesis Testing On Gender And Its Influence On Grades

Question The following contingency table provides a joint distribution of gender and grades in school. Conduct a Chi-Square test of independence to determine whether gender influences grades. Use an of .01 and be sure to show all five steps of your hypothesis test. Grades Male &n ... Read More

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Hypothesis Testing On Greater Attached To Friends And Employee Theft

Question You are interested in investigating whether greater attachment to one’s friends reduces employee theft. You draw a random sample of 10 people with high attachment to their friends, and a second random sample of 8 people with low attachment to their friends. You obtain the following d ... Read More

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Hypothesis Testing On Intense Probation Supervision And Success On Probation

Question Does intensity of probation supervision influence success on probation? To answer this question, you take a random sample of 50 probationers on intensive probation, and a second independent random sample of 75 probationers on regular probation. For the intensive probation sample, the mean ... Read More

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Hypothesis Testing On Youths Going On Dates Committing Delinquent Acts

Question You are interested in investigating whether youths that frequently go out on dates commit a different number of delinquent acts than youths that rarely go out on dates. You draw a random sample of 10 youths that frequently go out on dates, and a second random sample of 8 youths that infreq ... Read More

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Hypothesis Testing On Arrest On Domestic Violence Deters Subsequent Incidents

Question You are interested in examining whether arrest for domestic violence deters subsequent incidents. You draw a sample of 7 male abusers who have been arrested for a recent domestic violence incident. By way of a police record search, you determine the number of complaints to the police made ... Read More

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Hypothesis Testing On Arrest On Relation Between Family Structure And Delinquent Behavior

Question You are interested in investigating whether family structure is associated with delinquent behavior. You gather data from a sample of 24 middle-school youths, asking them what parent figure(s) they live with at home, as well as the number of times that they have engaged in delinquency. Use ... Read More

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Calculate Mean, Standard Deviation, Variance And Range With SPSS

Question Understanding and Exploring Assumptions You will submit one Word document, including your SPSS output. Why do we care whether the assumptions required for statistical tests are met? Open the data set that you corrected in Activity #1 for DownloadFestival.sav. You will use the followin ... Read More

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Examples Of Quantitative Variable And Nominal Scale Variable

Question 1. An example of a quantitative variable is the telephone number of an individual. 2. An example of a nominal scale variable is the make of a car. Summary These true or false questions belong to Statistics and they discuss about quantitative variable example and nominal scale ... Read More

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Examples Of Ratio Scale Variable And Discrete Variable

Question 1. Credit score is an example of a ratio scale variable. 2. The number of people eating at a local café between noon and 2:00 p.m. is an example of a discrete variable. Summary These true or false questions belong to Statistics and they discuss about example of ratio scale variab ... Read More

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More Classes And Better Frequency and Histogram Depicts Qualitative Data

Question 1. When establishing the classes for a frequency table it is generally agreed that the more classes you use the better your frequency table will be 2.  The cumulative distribution function is initially increasing then decreasing. 3. A Histogram is a graphic that is used to ... Read More

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Median Being A Measure Of Central Tendency and Frequency Distribution With 7 Classes

Question 1. The Median is the measure of central tendency that divides a population or sample into two equal parts.  2.  If there are 7 classes in a frequency distribution then the fourth class necessarily contains the median.  Summary These true or false questions belon ... Read More

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