Independent and normal with mean
If X1 and X2 are independent and normal with mean 500 and variance 121, what are the mean and variance of
(a) 2X1
(b) X1 + X2
(c) 9X1
(d) 4X1 - 12
Expected delivery within 24 Hours
Express the repeating decimal 1.62 as a quotient of integers. If possible, reduce to lowest terms.
Find out a 99% confidence interval for the mean of µ of a normal population with standard deviation 30 using the sample: { 16.1, 19.2, 16.8, 16.2, 22.4, and 11.3}
Determine a 97% confidence interval for the mean µ of a normal population with unknown variance using the sample: { 300, 200, 400, 500, and 150}.
Determine a 90% confidence interval for the variance (lower case sigma)^2 of a normal population using the sample: {45, 40, 43, 39, 36, 39, and 29}
Let H be a subgroup of group G. Let R = {Hg:g in G} be the collection of all right cosets of H in G and L = {gH: g in G} be the collection of all left cosets of H in G. Define phi: R --> L by phi(Hg) = g^-1H.
In the Melanie's Styling Salon, the time to complete simple haircut is normally distributed with mean of 25 minutes and a standard deviation of 4 minutes. What percent of customers require less than 32 minutes for a simple haircut?
If 12 cattle eat up 3 1/3 acres of meadow in 4 weeks and 21 cattle eat up 10 acres of exactly similar meadow in 9 weeks, how many cattle shall eat up 36 acres in 18 weeks?
For this problem, suggest the following two functions. Let M be the function which gives a person's month of birth (e.g., M(Grossman) = April). Let L be the function whose domain is set of months, and whose rule is L(x) = the number of days in x i
1958983
Questions Asked
3,689
Active Tutors
1424034
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Define Clear Inclusion Criteria: Clearly outline the types of studies you plan to include (e.g., randomized controlled trials, observational studies)
Rewrite below in Austrialian English and make shorter "1. Increased Risk of Foodborne Illness Poor hygiene can lead to an increased risk of foodborne illnesses.
Why do you see option one as being more time-consuming? What might be the part that delays the immediate action over the second option?
Respond personally in paragraph form to discussion post : All pain assessments are different. Each patient experiences pain differently.
Changing health information systems can have a direct impact on the quality of patient care. Discuss initiatives that can enhance patient care quality
A young student gets a nosebleed in your classroom on her way to the nurse's office she touches the classroom door handle leaving behind a smear
Question: Why is it important to follow the rights of medication administration?