Mathematics, 30.03.2020 17:49 naimareiad
A car company claims that their Super Spiffy Sedan averages 31 mpg. You randomly select 8 Super Spiffies from local car dealerships and test their gas mileage under similar conditions. You get the following MPG scores: MPG: 30 28 32 26 33 25 28 30 Does the actual gas mileage for these cars deviate significantly from 31 (alpha = .05)?
Answers: 1
Mathematics, 21.06.2019 21:30, xaguilar
Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?
Answers: 2
Mathematics, 21.06.2019 21:30, billydeck30
Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.
Answers: 1
A car company claims that their Super Spiffy Sedan averages 31 mpg. You randomly select 8 Super Spif...
Mathematics, 16.10.2020 16:01
Mathematics, 16.10.2020 16:01