A researcher obtains M = 34 with SS = 190 for a sample of n = 10 girls and M = 29 with SS = 170 for a sample of n = 10 boys. If the two samples are used to evaluate the mean difference between the two populations, what value will be obtained for the t statistic? 5÷4=1.25 b. 5÷2=2.50 c. 5÷1.41 =3.54 (incorrect answer) d. 5÷1=5

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A: Given information: The given values are: T(120) = 2.10, p-value = 0.04 and d = 0.34.

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Q: Using z scores, a population with u = 37 and o = 6 is standardized so that the new mean is u = 55…

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