Tuesday

March 3, 2015

March 3, 2015

Posted by **Katie** on Friday, November 8, 2013 at 7:21pm.

Does the confidence interval support the researcher's claim that the girls' mean score differs from the boys' mean score?

A) No, since the confidence interval does not include 72 we can say that we have insufficient evidence that the girls' mean score differs from the boys.

B) Yes, since the confidence interval does not include 72 we can say that we have evidence that the girls' mean score differs from the boys..

C) No, since the confidence interval does not include 72 we can say that we have sufficient evidence that the girls' mean score differs from the boys.

D) Yes, since the interval is so narrow we are certain that the girls score differently from the boys.

E) There is insufficient information to draw a conclusion.

- Statistics -
**Kuai**, Friday, November 8, 2013 at 11:38pmSo 72 is not in interval.

answer A.

**Answer this Question**

**Related Questions**

Statistics - The College Board reported the following mean scores for the three ...

statistics - The College Board reported the following mean scores for the three ...

statistics - The College Board reported the following mean scores for the three ...

statistics - Sign in Assume that the mean score on a certain aptitude test ...

Math - The College Board reported the following mean scores for the three parts ...

Statistics - Help me understand this problem, I have several more like this & ...

statistics - To test H0:µ =80 versus H1:µ < 80, a simple random sample of ...

statistics - A marketing research ﬁrm suspects that a particular product ...

statistics - 5. Each year, a national achievement test is administered to 3rd ...

statistics - Given a sample size of 38, with sample mean 660.3 and sample ...