Select the correct answer below O All of the conditions to conduct the hypothesis test are met. The null and alternative hypotheses are O All of the conditions to conduct the hypothesis test have been met. The null and alternative hypotheses are All of the conditions to conduct the hypothesis test are met. The null and alternative hypotheses are O O O Although the population standard deviations are known and the sample sizes are sufficiently large, the samples are not randomly selected and are not independent of each other. Although the samples are randomly selected, independent, and sufficiently large, the population standard deviation is not known for both groups. Although the population standard deviations are known and the samples are randomly selected and independent, the sample sizes are not sufficiently large.
Lydia Hayward is an external research consultant hired by FirstCard, a major credit card company, to find evidence that the population
With College DegreeWithout College Degree
x⎯⎯⎯1=$6,312.91
x⎯⎯⎯2=$5,483.15
n1=271
n2=315
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