Answer to Question #110138 in Statistics and Probability for suresh

Question

Which of the following conclusions is true when comparing means of Smokers vs Past_Smokers (at alpha=0.05)?
A) The probability is > 0.05 that the null hypothesis (that the means for all 3 groups are equal) is true
B) Since AbsVal(t-calc) > t-crit we must reject the null hypothesis that the mean sprint times for Current Smokers are the same as for Past Smokers
C) There is no evidence to accept the alternate hypothesis that mean sprint times for smokers are lower than for non-smokers
D) Since AbsVal(t-calc) < t-crit we cannot reject the null hypothesis that the mean sprint times for Current Smokers is the same as for Past Smokers

Answer 1

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