The weather in Rochester in December is fairly constant. Records indicate that the low temperature for each day of the month tend to have a uniform distribution over the interval 15° to 35°F. A business man arrives on a randomly selected day in December. (a) What is the probability that the temperature will be above 23°? answer: (b) What is the probability that the temperature will be between 18° and 28°? answer: (c) What is the expected temperature? answer:

Q: After a particular heavy snowstorm, the depth of snow reported in a mountain village followed a…

A:

Q: he probability of a price increase is 0.24 (24%) whereas the probability of a price decrease is 0.05…

A:

Q: If the probability that a randomly chosen college student takes statistics is 0.16, then what is the…

A:

Q: Find the probability of the indicated event if P(E)= 0.30 and P(F) = 0.55. Find P(E or F) if P(E and…

A: The provided information are: P(E)=0.30 P(F)=0.55 P(E and F)=0.15 To calculate the P(E or F) use the…

Q: The probability that an individual is​ left-handed is 0.130. In a class of 25 ​students, what is…

A:

Q: Melanoma is the most serious form of skin cancer and is increasing at a rate higher than any other…

A:

Q: What is the probability that, for the period in question, both the interest rate will decline and…

A: Given data:     The probability that production will increase if interest rates decline more than…

Q: A baseball player has a batting average of 0.4. What is the probability that he has exactly 5 hits…

A: Given data, P(hit) = p = 0.4 n=7 bats X = no. of hits  P(X=5)=?

Q: A certain disease has an incidence rate of 0.2%. If the false negative rate is 4% and the false…

A:

Q: On a 5-day vacation, the forecast is a 34% chance of rain every day. What is the probability that it…

A: n=sample size=number of days=5, p=probability of raining every day=0.34

Q: The probability that it will rain on a given day is 0.23. What is the probability that it will not…

A: The probability that it will rain on a given day is 0.23 P(Rain) = 0.23 We know that , complement of…

Q: Refer to Table 1. What is the probability that an undergraduate business major intends to attend…

A:

Q: Step 1 (a) Convert the percentages to probabilities and make a histogram of the probability…

A: Solution:  a is already solve now, solve to b)

Q: 9. The forecast for Monday shows an 80% chance of rain. What is the probability that it will not…

A: Probability

Q: On a five-day vacation, the forecast is a 55% chance of rain every day. What’s the probability that…

A: Let p denote the probability of rain every day = 0.55 Let n be days in an vacation = 5 Let the R.V X…

Q: Suppose it is certain that an earthquake will occur someday. What is the probability (to the nearest…

A: Given that there are 365 days in a year.  So (365×24)=8760 hours in a year.    I am at school 4…

Q: The mean percent of childhood asthma prevalence in 43 cities is 2.34%. A random sample of 31 of…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

Q: The probability that a person living in a certain city owns a dog is estimated to be 0.4. Find the…

A: Let us consider the interview of a person is a trial and suppose that the trail is success if it is…

Q: If the probability that the Islanders will beat the Rangers in a game is 1/3, what is the…

A: Solution: Let X be the number of games Islanders will win in a against the Rangers and n be the…

Q: A certain disease has an incidence rate of 0.6%. If the false negative rate is 4% and the false…

A: we have to find given probability.

Q: Find the probability of the indicated event if P(E) = 0.35 and P(F) = 0.45. Find P(E or F) if P(E…

A: Given :   P(E) = 0.35  and  P(F) = 0.45                P(E and F) = 0.10

Q: Vehicles pass through a junction on a busy road at an average rate of 200 per hour. Determine the…

A: We have to find given probability.

Q: The table summarizes results from 983 pedestrian deaths that were caused by automobile accidents.…

A: Multiplication rule is : P(A and B)=P(A)*P(B) Given data is : Driver  intoxicated Pedestrain…

Q: The time it takes a technician to fix a computer problem is exponentially distributed with a mean of…

A: Solution: Let X be the time it takes a technician to fix a computer problem. From the given…

Q: Which of the following values could be the probability that a given event occurs? O a. -0.0128 O b.…

A: We have given that different values of probability. Here, need to find the correct of probability…

Q: The probability that a person living in a certain city owns a dog is estimated to be 0.5. Find the…

A:

Q: Researchers are concerned about the rise in drinking behaviors among adolescents aged 13- 17 in a…

A: From the provided information, The research team estimates the prevalence of such behaviors is 17%…

Q: A group of 11 students' cholesterol levels are tested. Suppose the probability of a student having a…

A: sample size(n)=11Probability of a student  having a healthy cholesterol level(p)=0.25

Q: in a quiet group of eight people, the probability of one person starting to speak is 1/3. What is…

A: Basic probablility

Q: Suppose that the probability that a child living in an urban area in the United States is obese is…

A:

Q: The probability that it will snow in a city in December is 0.4 a. find the probability that it will…

A: We have to find given probability.

Q: The probability of a dry summer is equal to 0.3, the probability of a wet summer is equal to 0.2,…

A: Given that the climatologist observes the precipitation during 3 consecutive years. So he can get 2…

Q: In a certain year, the probability that a stock was in the Information Technology sector was 0.1357.…

A: Given:-             In a certain year, the probability that a stock was in the Information…

Q: Find the indicated probability. If P(A or B) = 0.8, P(A) = 0.3, and P(A and B) = 0.15, find P(B).…

A: From the provided information, P (A) = 0.3, P (A or B) = 0.8, P (A and B) = 0.15

Q: In a certain year, the probability that a stock was in the Information Technology sector was 0.1353.…

A: Let us define the following events        F = a stock was in the IT sector       E = a stock had a…

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.