A Test Is Conducted to Compare Three Different Income Tax

question 111

Multiple Choice

A test is conducted to compare three different income tax software packages to determine whether there is any difference in the average time it takes to prepare income tax returns using the three different software packages.Ten different persons' income tax returns are done by each of the three software packages and the time is recorded for each.The computer results are shown below. ANOVA
Based on these results and using a 0.05 level of significance which is correct regarding the primary hypothesis?

• A)The three software packages are not all the same because p-value = 1.6E-14 is less than 0.05.
• B)The three software packages are all the same because p-value = 1.6 is greater than 0.05.
• C)The three software packages are not all the same because p-value = 2.66E-5 is less than 0.05.
• D)The three software packages are all the same because p-value = 2.66 is greater than 0.05.

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