Assume the room rate for a​ three-star hotel in a European city follows a normal distribution with a mean of 170 euros and a standard deviation of 16 euros.   a. What is the probability that a randomly selected​ three-star hotel has a room rate of   4. between 145 and 177 ​euros? b. A particular hotel would like to set its rate so that only 30​% of hotels in the city will have lower rates. What room rate should the hotel​ set?

Q: 5. The test results of the entrance examination in CITE Technical Institute are normally distributed…

A:

Q: he average price of shares of companies that belong to the S & P500 is $ 30 and the standard…

A: Given data, Mean=30 sd=8.20

Q: 8. The reading speed of sixth-grade students is approximately normal, with a mean speed of 135 words…

A:

Q: Suppose the talk time is normally distributed with mean 324 minutes and standard deviation 24…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: a. What is the probability that the sample mean rent is between $2543 and $2643? b. Would it be…

A: The mean monthly rent $2674. Assume the standard for a one-bedroom deviation apartment without a…

Q: The Bureau of Labor Statistics provides compensation information on and services for various…

A:

Q: a. What is the probability that the admission charge for a randomly selected movie will be less than…

A: Here  Given  Mean Admission charge for a movie= μ= RM 5.8 Standard Deviation =σ= RM 0.8And It…

Q: What is the probability According to a report by Scarborough Research, the average monthly household…

A: Given that

Q: U. What is tne probablity that a sample mean of 35 players will bê bêtwéén 69 and 70.5 in.? E Click…

A: A

Q: a. How many standard deviations away from the mean is a beetle with mandible length of .44 mm? b.…

A: A z-score is known as the standard score that determines how much the data point deviates from the…

Q: 199. If the average cost of a hospital stay is $4200 with a standard deviation of $1000, and…

A: Given Data : Population Mean,μ = 4200 Population Standard Deviation,σ = 1000

Q: 3. The heights of 18-year old men are normally distributed with mean 68 inches and standard…

A: "Since you have posted a question with multiple subparts we will provide solutions only to the first…

Q: According to San Jose Mercury News, children in China average 3 hours a day unsupervised. Most of…

A:

Q: a. The probability that a pregnancy will last 308 days or longer is (Round to four decimal places as…

A:

Q: If a one-person household spends an average of $62 per week on groceries, find the maximum and…

A: GivenMean(μ)=62standard deviation(σ)=10

Q: A study shows that the normal time that a customer occupied a table in a fine dine restaurant is 1.2…

A: Solution-: Given: μ=1.2,σ=0.4,n=25 We find, (a)  What is the value of the mean of the sample means?…

Q: According to airlines.org, the average round trip domestic airfare is $339. Assume that the standard…

A: Given that: X is normally Distributed with mean µ = 339.0 and standard deviation σ = 95.0 By using…

Q: Assume that 15% of 14 year olds believe in spending their money as opposed to saving it. a) Find…

A: Let, X=the number of 14 year old who believes in spending their money as opposed to saving…

Q: McPhilly is conducting a study on the amount of money a customer spends on each visit to the…

A: Note:  Since we only answer up to 3 sub-parts, we'll answer the first 3. Please resubmit the…

Q: Student loan debt is the only form of consumer debt that has grown since the peak of consumer debt…

A: Given that Student loan debt is the only form of consumer debt that has grown since the peak of…

Q: 1. Multiple Choice: Read each item carefully. Choose the letter of the correct answer and write it…

A: Here use Basic of random values and some normal distribution properties

Q: The National Coffee Association reported that 63% of Malaysia adults drink coffee daily. A random…

A: From the available information, Sample size,n= 250 Population proportion, p= 63%=63/100=0.63 The…

Q: The Bank of Connecticut issues Visa and MasterCard credit cards. It is estimated that the balances…

A: given data,assume that the balance on all these visa cards follows a normal distribution ,μ = 830σ =…

Q: 4. The monthly utility bills in a city are normally distributed with a mean of $100 and a standard…

A: It is given that the mean is 100 and standard deviation is 12.

Q: The probability that Mugdho loses an arm-wrestling match against Snigdho is 60.0%. Let’s say,…

A:

Q: A rainstorm in Portland, Oregon, wipes out the electricity in 5% of the households in the city.…

A: a. Consider that p is population proportion of households with no electricity.

Q: Hila City typically has rain on about 16% of days in February. a. What is the probability that it…

A: Given,p=0.16q=1-0.16=0.84no.of days in the month of February(n)=28Let X= no.of days will rain in the…

Q: 4. The systolic blood pressure reading for a person varies throughout the day. Assume that for a…

A: The normal distribution is used in statistics to calculate probabilities.

Q: 3. Thermometers in a freezer are normally distributed with a mean of 0 degrees and a standard…

A: Given that the thermometers in a freezer are normally distributed with a mean of degrees and a…

Q: The mean age for licensed physicians in the United States is 51.5 years. A government official…

A:

Q: Student loan debt is the only form of consumer debt that has grown since the peak of consumer debt…

A: a. The given mean is $20,500, and standard deviation is $4,500.

Q: 3. The alkalinity level of water specimens collected from a certain river is approximately…

A: Given,sample size(n)=20mean(μ)=50standard deviation(σ)=2.5

Q: 4. Suppose the incubation period for land turtle eggs is normally distributed with a mean of sixty-…

A:

Q: The probability that Mugdho loses an armwrestling match against Snigdho is 60.0%. Let’s say, there’s…

A: Solution-: Given: n=19,p=0.60 We find, (a) What is the mean number of matches where Snigdho…

Q: What is the probability that a randomly selected Visa card issued by this bank has a balance between…

A: Let X represents the  balances on all these Visa cards. Given that C follows N(mean = 840, SD = 260)…

Q: A normal population has a mean of 80 and a standard deviation of 14. a. Compute the probability of…

A:

Q: e patient recovery time from a particular surgical procedure is normally distributed with a mean of…

A: GIVEN DATA, normal distribution μ=5.3σ=1.1we have to find out the given probabilties

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.