Out of 400 people sampled, 56 had kids. Based on this, construct a 90% confidence interval for the true population proportion of people with kids. Give your answers as decimals, to three places
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Alonso walked with his friend andy one day, and wanted to compare their speeds. alonso walked 3 miles in one hour, and andy walked 2 miles in 2 hours. complete the table to graph the relationship for each person.

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Me i'm timed right now! a. (0,-5)b. (0,-3)c. (0,3) d. (0,5)