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Using the two results, what conclusion can you derived and recommend.

Using the two results, what conclusion can you derived and recommend.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Using the two results, what conclusion can you derived and recommend.
Levene's Test for Equality of Variances t-test for Equality of Means Sig. 95% Confidence Interval of (2-taile Mean Std. Error the Difference F Sig. df d) Difference | Difference Lower Upper Beginnin Equal variances $1,297.223 $4,690.919 20.488 .000 3.467 472 .001 $2,994.071 $863.535 g Salary assumed Equal variances 4.558 280.911 .000 $2,994.071 $656.914 $1,700.972 $4,287.170 not assumed Current Equal variances 28.487 .000 3.915 472 .000 $7,309.369 $1,867.111 $3,640.491 $10,978.246 Salary assumed Equal variances .000 $7,309.369 $1,460.936 $4,432.707 $10,186.030 5.003 262.188 not assumed
Transcribed Image Text:Levene's Test for Equality of Variances t-test for Equality of Means Sig. 95% Confidence Interval of (2-taile Mean Std. Error the Difference F Sig. df d) Difference | Difference Lower Upper Beginnin Equal variances $1,297.223 $4,690.919 20.488 .000 3.467 472 .001 $2,994.071 $863.535 g Salary assumed Equal variances 4.558 280.911 .000 $2,994.071 $656.914 $1,700.972 $4,287.170 not assumed Current Equal variances 28.487 .000 3.915 472 .000 $7,309.369 $1,867.111 $3,640.491 $10,978.246 Salary assumed Equal variances .000 $7,309.369 $1,460.936 $4,432.707 $10,186.030 5.003 262.188 not assumed
Descriptives Statistic Std. Error Beginning Salary Mean $17,016.09 $361.510 95% Confidence Interval Lower Bound $16,305.72 for Mean Upper Bound $17,726.45 5% Trimmed Mean $16,041.71 Median $15,000.00 Variance 61946944.959 Std. Deviation $7,870.638 Minimum $9,000 Maximum $79,980 Range $70,980 Interquartile Range Skewness $5,168 2.853 112 Kurtosis 12.390 224 Current Salary Mean $34,419.57 $784.311 | 95% Confidence Interval Lower Bound $32,878.40 for Mean Upper Bound $35,960.73 5% Trimmed Mean $32,455.19 $28,875.00 Median Variance 291578214.453 Std. Deviation $17,075.661 Minimum $15,750 Maximum $135,000 Range $119,250 Interquartile Range $13,163 Skewness 2.125 .112 Kurtosis 5.378 224
Transcribed Image Text:Descriptives Statistic Std. Error Beginning Salary Mean $17,016.09 $361.510 95% Confidence Interval Lower Bound $16,305.72 for Mean Upper Bound $17,726.45 5% Trimmed Mean $16,041.71 Median $15,000.00 Variance 61946944.959 Std. Deviation $7,870.638 Minimum $9,000 Maximum $79,980 Range $70,980 Interquartile Range Skewness $5,168 2.853 112 Kurtosis 12.390 224 Current Salary Mean $34,419.57 $784.311 | 95% Confidence Interval Lower Bound $32,878.40 for Mean Upper Bound $35,960.73 5% Trimmed Mean $32,455.19 $28,875.00 Median Variance 291578214.453 Std. Deviation $17,075.661 Minimum $15,750 Maximum $135,000 Range $119,250 Interquartile Range $13,163 Skewness 2.125 .112 Kurtosis 5.378 224
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