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Multiple choice problems for testing and time series.

1. To determine whether two categorical variables are independent, one should use the:
a. ANOVA test.
b. Tukey-Kramer multiple comparison procedure.
c. Chi-square test.
d. F-test.

2. If time series data exhibit a constant mean and constant variance, time series is considered
i. nonlinear
ii. stationary
iii. no stationary
iv. curvilinear

3. The mean return for a random sample of 33 mutual funds is 14.93 percent with a standard deviation of 9.57.  Test the null hypothesis:  H0: µ = 15 percent at α = 0.05.
a. Reject H0
b. Fail to Reject H0

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M921754

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