Definition 2 of 25
s = sqrt(MSE) = sqrt(SSE / n - 2)
Standard error of the estimate
standard deviation of b1
Mean square error
standard error of mean x1 - mean x2
Definition 3 of 25
t = (mean x1 - mean x2) - D_0 / sqrt(s1^2 / n1 + s2^2 / n2)
test statistic for hypothesis tests involving matched samples
Interval estimate of the difference between 2 population means: sigma1 and sigma2
known
test statistic for hypothesis tests about u1 - u2: sigma 1 and sigma2 unknown
interval estimate of the difference between 2 population means: sigma1 and sigma2
unknown
,Definition 4 of 25
SSE = sigma (yi - ^yi)^2
Sum of squares due to error
sum of squares due to regression (SSR)
Sample correlation coefficient
least squares criterion
Definition 5 of 25
t = mean d - u_d / s_d / sqrt(n)
point estimator of the difference between 2 population means
test statistic for hypothesis tests about u1 - u2: sigma 1 and sigma2 unknown
y-intercept estimated regression equation
test statistic for hypothesis tests involving matched samples
Definition 6 of 25
min sigma(yi - mean ^y)^2
sum of squares due to regression (SSR)
Sum of squares due to error
Mean square regression
least squares criterion
Definition 7 of 25
b0 = mean y - b1 * mean x
Sample correlation coefficient
sum of squares due to regression (SSR)
y-intercept estimated regression equation
Sum of squares due to error
, Definition 8 of 25
sigma_b1 = sigma / sqrt(sigma(xi - mean x)^2)
standard error of mean x1 - mean x2
standard deviation of b1
Mean square regression
Total Sum of Squares (SST)
Definition 9 of 25
s^2 = sqrt(MSE) = SSE / n - 2
least squares criterion
Mean square regression
Mean square error
Standard error of the estimate
Definition 10 of 25
mean x1 - mean x2 +- z_signficance / 2 * standard error of mean x1 - mean x2
df: t distribution with 2 independent random samples
interval estimate of the difference between 2 population means: sigma1 and sigma2
unknown
point estimator of the difference between 2 population means
Interval estimate of the difference between 2 population means: sigma1 and sigma2
known
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