Answer:
can y write it in English? sorry I can't understand
Answer:
Because the confidence interval includes zero, the researcher can conclude the proportion of men and women who exercise regularly may be the same.
Explanation:
When constructing a two-proportion z-interval, it is important to look for the value zero. A value of zero in the interval shows there is no difference in the proportions between the two populations.
If the interval contains all positive numbers, it implies the true proportion for sample 1 is greater than that for sample 2. If the interval contains all negative numbers, it implies the true proportion for sample 1 is less than that for sample 2.
The solutions to improve the economic standing of African American families would be the removal or racial discrimination in all forms and fields and equality. The advantages of these is that we open a new frontier of possibilities and potential with the addition of the African Americans. The disadvantage of these is that the process and the reaction of the racist and anti of these solutions. This would affect them by having equal treatment and removal of racial discrimination that is brand on them with other races.