Sunday
April 20, 2014

Homework Help: Statistics

Posted by BadatStat on Wednesday, July 11, 2012 at 10:03pm.

An instructor for a college biology lab has each of her 12 students (you are one of those 12 students) take their own SRS of 25 plants from an experimental field. She lets you know that the heights (measured in cm) of the plants in the field follow a N(50,4) distribution.

a. Find the probability that your SRS has an avg. height of at least 52 cm
b. What percentage of the 12 studnets would be expected to have a SRS with average height of at least 52 cm? Explain
c. What is the probability that one or more students choose a SRS with avg. height of at least 52 cm?

Please explain how to do this!

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

AP BIOLOGY LAB - I am doing an ap biology lab on plant photosynthesis. It's ...
Biology - I really need help with my science lab. I was sick when we did the lab...
biology college - In the Osmosis and diffusion lab xplains the flow of water ...
Biology Lab - What tense do you use when writing a discussion in a formal lab?
Biology Lab gr 12 - hi, i did this lab, from this website and I was wondering if...
algebra 10th grade - please help with this problem Your dad is taking Biology as...
10 grade algebra - please help with this problem Your dad is taking Biology as ...
math - A community college has 3,000 students and 90 instructors. The college ...
Math126 - A Community College has 3,000 student and 90 instructors.The college ...
Math - A community college has 3,000 students and 90 instructors. The college ...

Search
Members