Mathematics, 22.03.2021 01:00 msladestiny16
Using traditional methods it takes 9.2 hours to receive a basic flying license. A new license training method using Computer Aided Instruction (CAI) has been proposed. A researcher used the technique on 15 students and observed that they had a mean of 9.7 hours with a standard deviation of 1.3. Is there evidence at the 0.025 level that the technique lengthens the training time? Assume the population distribution is approximately normal. Step 4 of 5: Determine the decision rule for rejecting the null hypothesis. Round your answer to three decimal places.
Answers: 2
Mathematics, 21.06.2019 19:00
Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.
Answers: 3
Mathematics, 22.06.2019 02:30
In 1995 america online had about 3000000 users over the next decade users are expected to increase from a few million to the tens of millions suppose the number of users increased by 150% by the year 2000 how many users will there be in the year 2000
Answers: 3
Mathematics, 22.06.2019 04:30
Barrett is comparing the membership fees for two museums. the art museum charges a one-time fee of $8.25 plus $2.25 per month. the science museum charges a one-time fee of $10.75 plus $3.50 per month. how much does barrett save by joining the art museum instead of the science museum?
Answers: 1
Mathematics, 22.06.2019 05:00
Hdtv screens usually have a width-to -height ratio of 16: 9. which screen dimensions are in the same proportion?
Answers: 3
Using traditional methods it takes 9.2 hours to receive a basic flying license. A new license traini...
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