![subject](/tpl/images/cats/mat.png)
Mathematics, 15.11.2019 22:31 harcharikc8275
Using traditional methods it takes 9898 hours to receive an advanced flying license. a new training technique using computer aided instruction (cai) has been proposed. a researcher used the technique on 100 students and observed that they had a mean of 97 hours. assume the population variance is known to be 49.
1. is there evidence at the 0.05 level that the technique performs differently than the traditional method?
2. find the value of the test statistic. round your answer to two decimal places.
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 12:50
Describe all the numbers that when rounded to the nearest thousand are 645,000
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:20
Drag each expression to the correct location on the solution. not all expressions will be used. consider the polynomial 8x + 2x2 - 20x - 5. factor by grouping to write the polynomial in factored form.
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
Using traditional methods it takes 9898 hours to receive an advanced flying license. a new training...
Questions
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 01.08.2019 06:30
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 01.08.2019 06:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 01.08.2019 06:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 01.08.2019 06:30
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 01.08.2019 06:30
![question](/tpl/images/cats/ekonomika.png)
Business, 01.08.2019 06:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
Physics, 01.08.2019 06:30
![question](/tpl/images/cats/ekonomika.png)