Mathematics, 28.11.2019 06:31 lizzyhearts
(1 point) the effectiveness of a new bug repellent is tested on 18 subjects for a 10 hour period. based on the number and location of the bug bites, the percentage of exposed surface area protected from bites was calculated for each of the subjects. assume the population is normally distributed. the results were as follows: x¯¯¯=92 %, s=8% the new repellent is considered effective if it provides a percent repellency of more than 89%. using α=0.025, construct a hypothesis test with null hypothesis μ≤0.89 and alternative hypothesis μ> 0.89 to determine whether the mean repellency of the new bug repellent is greater than 89% by computing the following: (a)the degree of freedom is df= .
Answers: 3
Mathematics, 22.06.2019 01:00
Three consecutive integers have a sum of 234. what are the three integers
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Mathematics, 22.06.2019 02:00
Which of the following is a cost homeowners insurance does not protect? a. the cost of repair or replacement of a home lost in a natural disaster. b. additional living expenses required while your home is repaired after a disaster. c. replacement costs for all contents in your home, including high cost electronics. d. the cost of medical expenses incurred by somebody getting injured on your property. select the best answer from the choices provided
Answers: 3
Mathematics, 22.06.2019 03:50
Ken leaves work 20 minutes late. he decides to make up time by taking the toll road instead of side streets. he can travel three times faster by taking the toll road. create an equation to represent his total travel time, including wait time, where x is the number of minutes the drive was expected to take
Answers: 2
(1 point) the effectiveness of a new bug repellent is tested on 18 subjects for a 10 hour period. ba...
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