Mathematics, 17.11.2020 20:20 ennasawesome
SOMEONE JUST ANSWER THESE ALREADYILL MARK BRAINLIEST TO THE BRAINLIER!
Which correlation is most likely a causation?
the positive correlation between the number of skiers and number of snowboarders on a mountain
the positive correlation between the sales of cell phones and the sales of televisions in a store
the positive correlation between the number of typing classes a student takes and the number of words per minute the student can type
the positive correlation between the number of shopping carts at a store and the number of cash registers in the store
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2.What is the linear function equation that best fits the data set? (GRAPH BELOW)
yˆ=x+2
yˆ=2x+1
yˆ=2x−1
yˆ=x+1
3.
The equation of the linear regression line represents the relationship between the amount a person earns, x, and the amount saved, y.
yˆ=0.01x+50
What does the slope of the line represent?
For every $100 a person earns, the savings increases by 1 cent.
For every $100 a person earns, the savings increases by $1.
For every $100 that a person earns, the savings decreases by $1.
For every $1 a person earns, the savings increases by $100.
Answers: 1
Mathematics, 21.06.2019 17:20
Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem
Answers: 3
Mathematics, 21.06.2019 19:20
The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?
Answers: 2
Mathematics, 22.06.2019 00:20
Biggest exam of the which of the following are polynomial functions?
Answers: 1
SOMEONE JUST ANSWER THESE ALREADYILL MARK BRAINLIEST TO THE BRAINLIER!
Which correlation is most li...
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