The desired situation is when a. the sampled population is ...

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The desired situation is when
 a. the sampled population is identical to the targeted population.
  b. the sampled population is larger than the targeted population.
  c. the sampled population is smaller than the targeted population.
  d. the sampled population is more varied than the targeted population.

Question 2

In a regression analysis of a first-order model involving 3 predictor variables and 25 observations, the following estimated regression equation was developed. y = 10 - 18x1 + 3x2 + 14x3 Also, the following standard errors and the sum of squares were obtained. sb1 = 3 sb2 = 6 sb3 = 7 SST = 4800 SSE = 1296 If you want to determine whether or not the coefficients of the independent variables are significant, the critical t value at  = .05 is
 a. 2.080.
  b. 2.060.
  c. 2.064.
  d. 2.086.

[abctaiwan]

Answer to Question 1

a

Answer to Question 2

a