Posted: September 16th, 2022

Buy Statistics Week 4 Homework Assignment

1.) The commuter trains on the Red Line for the Regional Transit Authority (RTA) in Cleveland, OH, have a waiting time during peak rush hour periods of eight minutes (“2012 annual report,” 2012).a.) State the random variable.b.) Find the height of this uniform distribution.c.) Find the probability of waiting between four and five minutes.d.) Find the probability of waiting between three and eight minutes.e.) Find the probability of waiting five minutes exactly.

6.3.2

Find the z-score corresponding to the given area. Remember, z is distributed as the standard normal distribution with mean of and standard deviation .

a.) The area to the left of z is 15%.b.) The area to the right of z is 65%.c.) The area to the left of z is 10%.d.) The area to the right of z is 5%.e.) The area between and z is 95%. (Hint draw a picture and figure out the area to the left of the .)f.) The area between and z is 99%.

Buy Statistics Week 4 Homework Assignment

According to the WHO MONICA Project the mean blood pressure for people in China is 128 mmHg with a standard deviation of 23 mmHg (Kuulasmaa, Hense

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