Rita is saving up 15,000 to put a down payment on a condominium. if he starts with 8,000 saved and saves an additional $850 each month, which equation represents how far rita is from her goal of reaching $15,000 saved? let x stand for months and y stand for dollars.

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Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%