Mathematics, 28.07.2019 19:40, smelcher3900
Me suppose the correlation between two variables x and y is due to the fact that both are responding to changes in some unobserved third variable. what is this due to? a. common sense b. cause and effect between x and y c. extrapolation d. the effect of a lurking variable e. none of the above suppose a straight line is fit to data having response variable y and explanatory variable x. what is the term for predicting values of y for values of x outside the range of the observed data? a. correlation b. extrapolation c. causation d. sampling e. asymptotically stupid how can the relationships between categorical data be displayed? a. scatterplot b. residual plot c. table d. graph of linear regression model two or more explanatory variables that are separated best describes which of the choices below? a. lurking variable b. confounding variable c. simpson's paradox d. extrapolation a correlation indicates causation. a. true b. false
Answers: 1
Mathematics, 21.06.2019 17:40, liyahlanderson2232
If square root x = -7, then x= -49 true or false
Answers: 1
Mathematics, 21.06.2019 21:30, kristinashau
If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2
Answers: 2
Mathematics, 22.06.2019 01:00, bbyniah123
Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?
Answers: 1
Mathematics, 22.06.2019 01:20, emanuel323
Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1
Answers: 3
Me suppose the correlation between two variables x and y is due to the fact that both are responding...
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