Purchase Solution

# Hypothesis - testing

Not what you're looking for?

I. The Dean of Students is interested in how long students spend commuting to school each day because the administration has been considering building dormitories. Since this college is highly selective and draws students from all the boroughs as well as the surrounding areas. A study was undertaken to see if the travel time is as long as is speculated.

A. Select a random sample of 25 from our college population (NOTE:74 students is the college population which is in EXCEL FILE as an ATTACHMENT ). At the .05 level of significance is there evidence that the average travel time to the school is greater than 45 minutes? (Choose the sample)

B. What assumptions must hold in order to perform the test in (A)?

C. Evaluate the assumption in (B) through a graphical approach. Are the results valid? Discuss.

##### Solution Summary

Tests the hypothesis that the average travel time to the school is greater than 45 minutes.

##### Free BrainMass Quizzes

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

##### Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

##### Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.