Testing of hypothesis
Not what you're looking for?
Two hundred managers from various levels were randomly selected and interviewed regarding their concern about environmental issues.
The response of each person was tallied into one of three categories: no concern, some concern, and great concern. The results were:
Level of Management No Concern Some Concern Great Concern
Top management 15 13 12
Middle management 20 19 21
Supervisor 7 7 6
Group leader 28 21 31
Use the .01 significance level to determine whether there is a relationship between management level and environmental concern.
Column1 Column2 Column3
Mean 17.5 Mean 15 Mean 17.5
Standard Error 4.406434689 Standard Error 3.16227766 Standard Error 5.454356057
Median 17.5 Median 16 Median 16.5
Mode #N/A Mode #N/A Mode #N/A
Standard Deviation 8.812869378 Standard Deviation 6.32455532 Standard Deviation 10.90871211
Sample Variance 77.66666667 Sample Variance 40 Sample Variance 119
Kurtosis -0.023098602 Kurtosis -1.7 Kurtosis -1.313890262
Skewness 0 Skewness -0.632455532 Skewness 0.41906217
Range 21 Range 14 Range 25
Minimum 7 Minimum 7 Minimum 6
Maximum 28 Maximum 21 Maximum 31
Sum 70 Sum 60 Sum 70
Count 4 Count 4 Count 4
Confidence Level(0.99%) 0.059345876 Confidence Level(0.99%) 0.042589565 Confidence Level(0.99%) 0.073459284
Purchase this Solution
Purchase this Solution
Free BrainMass Quizzes
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.
Measures of Central Tendency
Tests knowledge of the three main measures of central tendency, including some simple calculation questions.
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.
Terms and Definitions for Statistics
This quiz covers basic terms and definitions of statistics.