(Answered) A rainstorm in portland oregon wiped out the electricity

Statistics

A rainstorm in Portland, Oregon, wiped out the electricity in 10% of the households in the city. Suppose that a random sample of 70

Portland households is taken after the rainstorm.

Estimate the number of households in the sample that lost electricity by giving the mean of the relevant distribution (that is, the expectation of the relevant random variable). Do not round your response.
Quantify the uncertainty of your estimate by giving the standard deviation of the distribution. Round your response to at least three decimal places.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M93125680
Price:- $10

Verified Expert

Priced at $20 Now at $10, Verified Solution

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

A normal distribution has a mean equal to 43 what is the

A normal distribution has a mean equal to 43. What is the standard deviation of this normal distribution if 2.5% of the proportion under the curve lies to the right of x = 46.92? (Round your answer to two decimal place ...

Question suppose the gap is considering putting a factory

Question: Suppose the Gap is considering putting a factory outlet store on Main Street and they hire you to conduct some required research. You implement a survey and ask 225 students how much they believe they would spe ...

Two companies make instruments for bands company as product

Two companies make instruments for bands. Company A's product has a lifespan of 5 years and a standard deviation of 15 months. Compny B's product has a mean lifespan of 5 years and a standard deviation of 3 months. Which ...

In a survey of women in a certain country ages 20-29 the

In a survey of women in a certain country? (ages 20-?29), the mean height was 65.3 inches with a standard deviation of 2.71 inches. Answer the following questions about the specified normal distribution. ?(a) What height ...

1 the r-squared of a linear regression model is equal to

1) The R-squared of a linear regression model is equal to the proportion of the variance of the target explained by a linear regression model. 2). The R-squared of a linear regression model is equal to the proportion of ...

In a class there are 7 girls and 5 boys the median age of

In a class there are 7 girls and 5 boys. The median age of the 7 girls is 12 and the median age of the 5 boys is 14. Additionally, you know that there are 3 girls with age greater than 14 and 2 boys with age less than 12 ...

A fair die is rolled 36 times what is the standard

A fair die is rolled 36 times. What is the standard deviation of the even number (2, 4, or 6) outcomes?

Calculate the value of a bond with face value of 1000 a

Calculate the value of a bond with face value of $1,000 , a coupon interest rate of 8 percent paid semiannually; and a maturity of 10 years. Assume the following discount rates: (a) 6 percent; (b) 8 percent; and (c) 10 p ...

John plans to take three suits on his business trip if john

John plans to take three suits on his business trip. If John owns 8 suits, how many ways can the 3 suits be selected?

Consider a machine with exponential reliability model

Consider a machine with exponential reliability model. Assume that the breakdown rate is 1 and the repair rate is 2. Calculate the probability that the machine is up for more than 10 units of time. Calculate the probabil ...

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