The mean television viewing time for teens is 3 hours per, Ask an Expert

Statistics

1. The mean television viewing time for teens is 3 hours per day. Assume the population mean is 3 and the population standard deviation is known to be 1.2 hours. Suppose a sample of 50 teens will be used to monitor television viewing time.

a) What is the standard error of the sampling mean?

b) What is the probability the sampling mean will be within +/- 0.25 hours of the population mean?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9359420

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Mrs salmon agrees to repay a loan by paying 500 at the end

Mrs. Salmon agrees to repay a loan by paying $500 at the end of each month for 5 years. The first payment is due at the end of the 6th month from today and the remaining payments will continue for another 59 months. If t ...

Your environmental science professor designs an experiment

Your environmental science professor designs an experiment to see whether students in her class care about recycling. She places a recycling bin and a trash bin at the front of the class and then hands out a piece of pap ...

Anbsphow much money would you have to invest today to

a. How much money would you have to invest today to accumulate ?$3,100 after 4 years if the rate of return on your investment is 15?%? b. What is the present value of ?$3,100 that you will receive after 4 years if ...

A cpu manufacturing company knows based on the machines

A CPU manufacturing company knows, based on the machines working at maximum productivity, that 90% of the CPU's coming off the line meet quality standards. The quality control inspector pulls 25 CPU's off the line to tes ...

Suppose that 20 of men p20 and 15 of women p 15 are

Suppose that 20% of men (P=.20) and 15% of women (P= .15) are carriers of a particular genetic trait. That trait can only be inherited by a child if both parents are carriers. What is the probability that a child is born ...

Let x be the random variable that represents the life in

Let X be the random variable that represents the life in hours of a certain electronic device. The probability density function of X X is f(x)=360x 3 f(x)=360x3 , 10≤x≤15 10≤x≤15. Find the expected life of this device.

You work as a purchasing manger at walter pharmaceuticals

You work as a purchasing manger at walter Pharmaceuticals. Yor currnet suppliers of raw materials has an average delivery time of 14 days. Another vendor approaches you and says that they can match your current vendors's ...

New york graduates tend to leave the state after graduating

New York graduates tend to leave the state after graduating. A study asked the students of NYU "Are you planning to stay in NY after graduation?" In the sample, only 37% answered yes. The study explained that with a 95% ...

Jeremy needs to start paying back his student loan the

Jeremy needs to start paying back his student loan. The amount he owes is $14,069.80 with an APR of 6.94%. Assuming he will take 10 years, how much will his monthly payment be?

Lets do some r suppose you have the following situation you

Let's do some R.... Suppose you have the following situation: You have a large jar of beans, 43% black, 57% white. You take a sample of 14 beans. a) Use R to figure out the probability for every single possible outcome. ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert