Hypothesis Test - 1
Not what you're looking for?
Blockbuster began a policy of waiving late fees (sort of!) on DVD rentals a while back. A random sample of ten customers is shown in the file Blockdvd.xls with the number each customer rented when there was a late fee and when there was no late fee. Test at ? = .10 whether the data suggest that the monthly mean number of rentals has increased with the no late fee policy. Do both by hand and with Excel.
Purchase this Solution
Solution Summary
The expert examines hypothesis testing for policy of waiving late fees.
Solution Preview
Solution:
Null Hypothesis: The monthly mean number of rentals has not increased with the no-late fee policy.
H_0: μ_1≤μ_2
Alternate Hypothesis: The monthly mean number of rentals has increased with the no late fee policy.
H_1: μ_1>μ_2
Since the alternate hypothesis is H_1:μ_1<μ_2 the given test is an upper-tailed t-test.
Significance Level, α=0.10
Using sample data, we ...
Education
- MSc, Osmania University
- MSc, Indian Institute of Technology - Roorkee (I.I.T.-ROORKEE)
- BSc, Banaras Hindu University
Recent Feedback
- "Very fast turnaround. Excellent communication! Much appreciated!"
- "excellent"
- "excellent"
- "excellent work"
- "Fantastic..great solution and very well explained!!!!"
Purchase this Solution
Free BrainMass Quizzes
Terms and Definitions for Statistics
This quiz covers basic terms and definitions of statistics.
Know Your Statistical Concepts
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.
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.