Crop researchers plant 15 plots with a new variety of corn. the yields in bushels per acre are: 138.0 139.1 113.0 132.5 140.7 109.7 118.9 134.8 109.6 127.3 115.6 130.4 130.2 111.7 105.5 assume that math notation bushels per acre.
a) find the 90% confidence interval for the mean yield for this variety of corn.
b) find the 95% confidence interval.
c) find the 99% confidence interval.
d) how do the margins of error in (a), (b), and (c) change as the confidence level increases?

Question 5 spring semester final exam math evaluate

Read the following two statements. then use the law of syllogism to draw a conclusion. if the tv is too loud, then it will give me a headache. if i have a headache, then i will have to rest.

Question 3 (essay worth 10 points) (03.06 mc) part a: max rented a motorbike at $465 for 5 days. if he rents the same motorbike for a week, he has to pay a total rent of $625. write an equation in the standard form to represent the total rent (y) that max has to pay for renting the motorbike for x days. (4 points) part b: write the equation obtained in part a using function notation. (2 points) part c: describe the steps to graph the equation obtained above on the coordinate axes. mention the labels on the axes and the intervals. (4 points)