Find the mean lifetime of tv tubes. carry your intermediate, Ask an Expert

Statistics

Suppose that the lifetimes of TV tubes are normally distributed with a standard deviation of years. Suppose also that exactly of the tubes die before years. Find the mean lifetime of TV tubes. Carry your intermediate computations to at least four decimal places. Round your answer to at least one decimal place.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9445535

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

A light bulb manufacturer guarantees that the mean life of

A light bulb manufacturer guarantees that the mean life of a certain type of light bulb is at least 720 hours. A random sample of 51 light bulbs as a mean of 710.3 hours with a standard deviation of 62 hours. At an α=0.0 ...

Find the mean and the standard deviation of a binomial

Find the mean and the standard deviation of a Binomial Distribution with n = 65 and p = 0.32 Mean = 24; Stand. Deviation= 4.1 Mean = 20.8; Stand. Deviation= 3.76 Mean = 28; Stand. Deviation= 3.66 Mean = 21.8; Stand. Devi ...

If a study was done to measure the total brain volume of

If a study was done to measure the total brain volume of patients that had schizophrenia and also of patients that are normal. Table 1 has the total brain volume of the normal patients and table 2 has the total brain vol ...

1 this table summarizes the results from

1) This table summarizes the results from along+termrandomized clinicaltrial to determine whether aspirin reduces the risk of heart attack. Researchers randomly assigned a large sample of healthy male physicians (22,07 ...

A company that sells annuities must base the annual payout

A company that sells annuities must base the annual payout on the probability distribution of the 2) length of life of the participants in the plan. Suppose the probability distribution of the lifetimes of the participan ...

Suppose that a certain college class contains 55 students

Suppose that a certain college class contains 55 students. Of these, 31 are sophomores, 28 are history majors, and 6 are neither. A student is selected at random from the class. (a) What is the probability that the stude ...

Determine the sample size needed to construct a 90

Determine the sample size needed to construct a 90?% confidence interval to estimate the average GPA for the student population at a college with a margin of error equal to 0.5. Assume the standard deviation of the GPA f ...

A professor determines that 95 of her students prefer

A professor determines that 95% of her students prefer getting weekly homework assignments to solving two in-class problems at the end of the semester. What is the probability that a particular student prefers solving in ...

Phillips owns 25 of mintor inc a private company in 2007

Phillips owns 25 % of Mintor, Inc. (a private company). In 2007, Mintor had sales of $22,00,000, had net income of $82,000 and Mintor paid $32,000 in dividends. If Phillips uses the Equity Income method, what did Phillip ...

While preparing for their comeback tour the flaming rogers

While preparing for their comeback tour, the flaming Roger's find that the average time it takes their sound tech to set up for a show is 61 minutes, with a standard deviation of 4.1 minutes. If the band manager decides ...

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