MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Can you please help me on both 9 and 10?
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Step 1
Given,
9.)
Gender | freshman | sophomore | junior | senior | Graduate | Total |
Male | 1 | 2 | 9 | 17 | 2 | 31 |
Female | 23 | 17 | 13 | 7 | 3 | 63 |
Total | 24 | 19 | 22 | 24 | 5 | 94 |
10.)
Gender | In favor | No opinion | opposed |
Male | 330 | 165 | 55 |
Female | 225 | 180 | 45 |
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- ignore the question above please just do #7arrow_forwardI need help and answer key for 14 and 15arrow_forwardFire departments in your county have an average benchmark of 6 minutes on a fire call from the time the 911 operator takes the call to the time the first firefighter arrives on the scene. This 6-minute average includes a 1-minute call handling time from when 911 gets the call to when they notify the fire department. There is a 1-minute time from when the firefighters are notified to when they get out of the fire station. Then they have 4 minutes from when they leave the station to when they arrive on scene. Two fire departments in your county are being compared. From one fire department, a random sample of 10 calls has a mean of 6.51 minutes total with a standard deviation of 0.26 minutes. From the other fire department, a random sample of 11 calls shows a mean of 6.42 minutes with a standard deviation of 0.19. Construct a 90% confidence interval for the difference in the mean call time between the two fire departments. Fire departments in your county have an average benchmark of 6…arrow_forward
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