Males on verbal sat tests

Reference no: EM131818001

Do females on average do better than males on Verbal SAT tests? If so, how much better? Use software to access the student survey data and carry out a two-sample t procedure:

a. Report the P-value.

b. Using a 0.05 as your cutoff for a small P-value, tell whether your answer to part (a) clearly suggests that females do significantly better, or just barely suggests it, or not quite, or not at all.

c. Report a 95% confidence interval for the difference in population mean scores, female minus male.

d. State whether the interval you reported in part (c) clearly contains zero, or just barely, or not quite, or if it clearly contains strictly negative or strictly positive values.

Reference no: EM131818001

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