Mathematics, 19.07.2019 15:00, Jasten
8! mrs. curtis wants to buy online tickets for a concert. two options are given here. option 1: $53 for each ticket plus a shipping fee of $10 option 2: $55 for each ticket and free shipping what is a system of equations to represent the costs of the tickets? express your equations in the form of y=mx+b where x is the number of tickets purchased and y is the total cost.
Answers: 2
Mathematics, 21.06.2019 18:20, nehaljay1883
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%
Answers: 1
8! mrs. curtis wants to buy online tickets for a concert. two options are given here. option 1: $53...
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