What is the range of y = log Subscript 8 Baseline x? all real numbers less than 0 all real numbers greater than 0 all real numbe
rs not equal to 0 all real numbers
2 answers:
Answer:
All real numbers
Step-by-step explanation:
To find the range of the function draw the graph of ths function (see attached diagram for details).
Since the base of the logarithm is the graph is increasing and passes through the point (1,0).
The domain of this function is
The range of this function is
or all real numbers.
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Answer:
99.7% of customers have to wait between 8 minutes to 30 minutes for their food.
Step-by-step explanation:
We are given the following in the question:
Mean, μ = 18 minutes
Standard Deviation, σ = 4 minutes
We are given that the distribution of amount of time is a bell shaped distribution that is a normal distribution.
Empirical Formula:
- Almost all the data lies within three standard deviation from the mean for a normally distributed data.
- About 68% of data lies within one standard deviation from the mean.
- About 95% of data lies within two standard deviations of the mean.
- About 99.7% of data lies within three standard deviation of the mean.
Thus, 99.7% of the customers have to wait:
Thus, 99.7% of customers have to wait between 8 minutes to 30 minutes for their food.
Answer:
0.143059384
Step-by-step explanation:
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=> 0.143059384