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Difference in mean score for male and female young adults

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Reference no: EM131767680

Question: Men versus women The National Assessment of Educational Progress (NAEP) Young Adult Literacy Assessment Survey interviewed a random sample of 1917 people 21 to 25 years old. The sample contained 840 men and 1077 women.46 The mean and standard deviation of scores on the NAEP's test of quantitative skills were x¯1 = 272.40 and s1 = 59.2 for the men in the sample. For the women, the results were x¯2 = 274.73 and s2 = 57.5.

(a) Construct and interpret a 90% confidence interval for the difference in mean score for male and female young adults.

(b) Based only on the interval from part (a), is there convincing evidence of a difference in mean score for male and female young adults?

Reference no: EM131767680

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