Mathematics, 17.12.2019 22:31, aliami0306oyaj0n
An automobile manufacturer claims that its car has a 37.4 miles/gallon (mpg) rating. an independent testing firm has been contracted to test the mpg for this car since it is believed that the car has an incorrect manufacturer's mpg rating. after testing 220 cars, they found a mean mpg of 37.1. assume the standard deviation is known to be 1.9. a level of significance of 0.01 will be used. make a decision to reject or fail to reject the null hypothesis. make a decision.
Answers: 1
Mathematics, 21.06.2019 23:30, Littllesue2
Find the measure of angle y. round your answer to the nearest hundredth. ( type the numerical answer only) a right triangle is shown with one leg measuring 5 and another leg measuring 14. an angle across from the leg measuring 5 is marked y degrees. numerical answers expected!
Answers: 1
Mathematics, 22.06.2019 01:30, karsenbeau
Given are five observations for two variables, x and y. xi 1 2 3 4 5 yi 3 7 5 11 14 which of the following is a scatter diagrams accurately represents the data? what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? try to approximate the relationship betwen x and y by drawing a straight line through the data. which of the following is a scatter diagrams accurately represents the data? develop the estimated regression equation by computing the values of b 0 and b 1 using equations (14.6) and (14.7) (to 1 decimal). = + x use the estimated regression equation to predict the value of y when x = 4 (to 1 decimal). =
Answers: 3
Mathematics, 22.06.2019 01:30, maymuu4life
As a self-employed seamstress, you know that it takes 7 yards of material to make 3 jackets. you bought 15 yards of material to make 7 jackets. did you buy enough material? if not, how much were you over or under?
Answers: 1
Mathematics, 22.06.2019 06:30, blueval3tine
The spanish club held a car wash to make money. the equation y=5x represents the amount of money y club members made for washing x cars. identify the constant of proportionality. then explain what it represents in this situation
Answers: 1
An automobile manufacturer claims that its car has a 37.4 miles/gallon (mpg) rating. an independent...
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