"iew Policies Current Attempt in Progress In a given year, the average score on the Mathematics portion of the ACT for males was 21.3 with standard deviation 5.3. The average score on the Mathematics portion of the ACT for females was 20.2 with standard deviation 4.8. If random samples are taken with 120 males and 105 females, find the standard error of the distribution of differences in sample means, Im - X, where Im and X represent the sample means for males and females, respectively. Report your standard error with four decimal places. Attempts: 0 of 1 used Submit Answer Save for Later

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In a given year, the average score on the Mathematics portion of the ACT for males was 21.3 with standard deviation 5.3. The average
score on the Mathematics portion of the ACT for females was 20.2 with standard deviation 4.8.
If random samples are taken with 120 males and 105 females, find the standard error of the distribution of differences in sample
means, Xm - Xf, where Im and f represent the sample means for males and females, respectively. Report your standard error with
four decimal places.
i
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Attempts: 0 of 1 used
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Transcribed Image Text:Question 14 of 20 - / 1 View Policies Current Attempt in Progress In a given year, the average score on the Mathematics portion of the ACT for males was 21.3 with standard deviation 5.3. The average score on the Mathematics portion of the ACT for females was 20.2 with standard deviation 4.8. If random samples are taken with 120 males and 105 females, find the standard error of the distribution of differences in sample means, Xm - Xf, where Im and f represent the sample means for males and females, respectively. Report your standard error with four decimal places. i Save for Later Attempts: 0 of 1 used Submit Answer MacBook Air DII 80 FS F6 F7 F2 F1 # $ % & @ 8. 1 2 3 4 Q W E R T Y H J K A S F M C V Comma **
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