Mathematics, 26.04.2021 23:40 C4171
Finn and Ellie sell oranges at a produce stand. Finn earns $5 for each crate of oranges he sells. At the end of the week, Ellie has earned $20 more than Finn. The following expression shows Ellie's earnings:
20 + 5z
In the expression, what does the second term represent?
Finn's earnings at the end of the week
The number of crates of oranges Ellie sold
Ellie's earnings at the end of the week
The number of crates of oranges Finn sold
Answers: 1
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
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