Asked by
Manali Anand
on Nov 28, 2024
Verified
The time it takes Jessica to bicycle to school is normally distributed with mean 15 minutes and variance 4. Jessica has to be at school at 8:00 am. What time should she leave her house so she will be late only 4% of the time?
A) 15 minutes before 8:00
B) 11.5 minutes before 8:00
C) 22 minutes before 8:00
D) 18.5 minutes before 8:00
E) 10.5 minutes before 8:00
Variance
A measure of the dispersion or spread of a set of data points, calculated as the average of the squared deviations from the mean.
Mean
A measure of central tendency that is calculated by adding up all the values in a set and then dividing by the number of values.
- Understand and apply the concept of normal distribution in real-world and theoretical scenarios.
- Calculate probabilities and inference statistics for normally distributed variables.
Verified Answer
LM
Learning Objectives
- Understand and apply the concept of normal distribution in real-world and theoretical scenarios.
- Calculate probabilities and inference statistics for normally distributed variables.