Mathematics, 19.05.2020 22:15 donavancoulter712
A survey was conducted at two colleges. 500 students at College A participated in the study. The results indicated that on average, the students spent 15 hours per week doing online assignments and its standard deviation was 5 hours. At College B, 400 students participated in the study. The average hours they worked for online assignments was 20 with a standard deviation of 4 hours. Please test whether there is a true difference in the time students spent for online assignments between the two colleges (using a confidence level of 99%).
Answers: 2
Mathematics, 21.06.2019 17:30, amourrrblackkkk
Which of the following is correct interpretation of the expression -4+13
Answers: 2
Mathematics, 22.06.2019 01:20, emanuel323
Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1
Answers: 3
A survey was conducted at two colleges. 500 students at College A participated in the study. The res...
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