Using the ROI data set: 1. For Business versus Engineering majors conduct a two sample test of the hypothesis at the 10% significance level (assume the variances are not equal): 2. The average ’30-Year ROI’ for Business majors is less than for Engineering Majors.  Be sure to interpret your results.

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Using the ROI data set:

1. For Business versus Engineering majors conduct a two sample test of the hypothesis at the 10% significance level (assume the variances are not equal):

2. The average ’30-Year ROI’ for Business majors is less than for Engineering Majors.  Be sure to interpret your results.

Engineering Major
Business Major
School Type
Cost
30 Year ROI
Annual ROI
School Type
Cost
30 Year ROI
Annual ROI
Private
$221,700.00
$2,412,000.00
8.70%
Private
$222,700.00
$1,786,000.00
7.70%
$213,000.00
$2,064,000.00
$176,400.00
$1,758,000.00
$1,714,000.00
Private
8.30%
Private
8.40%
Private
$230,100.00
$1,949,000.00
7.90%
Private
$212,200.00
7.80%
$22,600.00
$1,947,000.00
8.00%
Public
$125,100.00
$212,700.00
Private
$1,535,000.00
9.10%
Private
$225,800.00
$1,938,000.00
8.00%
Private
$1,529,000.00
7.40%
Public
$87,660.00
$1,937,000.00
11.20%
Public
$92,910.00
$1,501,000.00
10.10%
$224,900.00
$1,915,000.00
7.90%
$214,900.00
$217,800.00
Private
Private
$1,485,000.00
7.30%
Private
$221,600.00
$1,878,000.00
7.90%
$1,483,000.00
7.20%
Private
Public
$125,100.00
$1,854,000.00
9.80%
Private
$225,600.00
$1,444,000.00
7.00%
$215,700.00
$1,794,000.00
7.90%
$217,300.00
$1,442,000.00
$1,441,000.00
Private
Private
7.10%
Public
$92,530.00
$1,761,000.00
10.60%
Private
$226,500.00
7.00%
Private
$217,800.00
$1,752,000.00
7.70%
Private
$215,500.00
$1,438,000.00
7.20%
Public
$89,700.00
$1,727,000.00
10.70%
Private
$223,500.00
$1,428,000.00
7.00%
Private
$229,600.00
$1,716,000.00
7.50%
Private
$226,600.00
$1,414,000.00
7.00%
Public
$101,500.00
$1,703,000.00
10.20%
Private
$189,300.00
$1,397,000.00
7.50%
$115,500.00
9.70%
$89,700.00
$1,382,000.00
Public
Public
Public
$1,694,000.00
9.90%
Public
$104,500.00
$1,690,000.00
10.10%
$87,030.00
$1,376,000.00
10.00%
Public
$69,980.00
$219,400.00
$1,685,000.00
11.50%
$218,200.00
$1,343,000.00
$1,339,000.00
Private
6.90%
Private
$1,676,000.00
7.60%
Private
$229,900.00
6.70%
Public
$64,930.00
$1,668,000.00
11.70%
Private
$148,800.00
$1,321,000.00
8.10%
Transcribed Image Text:Engineering Major Business Major School Type Cost 30 Year ROI Annual ROI School Type Cost 30 Year ROI Annual ROI Private $221,700.00 $2,412,000.00 8.70% Private $222,700.00 $1,786,000.00 7.70% $213,000.00 $2,064,000.00 $176,400.00 $1,758,000.00 $1,714,000.00 Private 8.30% Private 8.40% Private $230,100.00 $1,949,000.00 7.90% Private $212,200.00 7.80% $22,600.00 $1,947,000.00 8.00% Public $125,100.00 $212,700.00 Private $1,535,000.00 9.10% Private $225,800.00 $1,938,000.00 8.00% Private $1,529,000.00 7.40% Public $87,660.00 $1,937,000.00 11.20% Public $92,910.00 $1,501,000.00 10.10% $224,900.00 $1,915,000.00 7.90% $214,900.00 $217,800.00 Private Private $1,485,000.00 7.30% Private $221,600.00 $1,878,000.00 7.90% $1,483,000.00 7.20% Private Public $125,100.00 $1,854,000.00 9.80% Private $225,600.00 $1,444,000.00 7.00% $215,700.00 $1,794,000.00 7.90% $217,300.00 $1,442,000.00 $1,441,000.00 Private Private 7.10% Public $92,530.00 $1,761,000.00 10.60% Private $226,500.00 7.00% Private $217,800.00 $1,752,000.00 7.70% Private $215,500.00 $1,438,000.00 7.20% Public $89,700.00 $1,727,000.00 10.70% Private $223,500.00 $1,428,000.00 7.00% Private $229,600.00 $1,716,000.00 7.50% Private $226,600.00 $1,414,000.00 7.00% Public $101,500.00 $1,703,000.00 10.20% Private $189,300.00 $1,397,000.00 7.50% $115,500.00 9.70% $89,700.00 $1,382,000.00 Public Public Public $1,694,000.00 9.90% Public $104,500.00 $1,690,000.00 10.10% $87,030.00 $1,376,000.00 10.00% Public $69,980.00 $219,400.00 $1,685,000.00 11.50% $218,200.00 $1,343,000.00 $1,339,000.00 Private 6.90% Private $1,676,000.00 7.60% Private $229,900.00 6.70% Public $64,930.00 $1,668,000.00 11.70% Private $148,800.00 $1,321,000.00 8.10%
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