tblynch21
12.12.2020 •
Mathematics
On average, Upstate Chevrolet sells 20 cars each week, with a standard deviation of 2.
How many cars sold represents 2 standard deviations above the mean?
How many cars sold represents 1 standard deviation below the mean?
Approximately 68% will fall between __ and __
Approximately 99.7% will fall between __ and __
What is the probability that the car lot will sell at least 18 cars? __%
What is the probability that a car lot will sell at most 26 cars?__%
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Ответ:
first question is 10 other question it doesn't sound right to me
Ответ:
4 sandwiches
Step-by-step explanation:
Erica sold $8.05 all together for the 6 bags of chips, 14 apples, and 3 juice boxes. Since the remaining amount is how many sandwiches were sold, and 12.05 - 8.05 is 4, Erica sold 4 sandwiches.