The weights of grizzly bears in Jellystone National Park are normally distributed, with a mean of 58 pounds and a standard deviation of 12 pounds. You select a grizzly bear at random. Use the Empirical Rule (68-95-99.7) to find the following probabilities. Do not round any answers. a. Probability the bear weighs less than 70 pounds: b. Probability the bear weighs between 70 and 94 pounds: c. Probability the bear weighs more than 94 pounds: Submit Question

Q: Find the odds in favor of an event and odds against event S.  For Samsung ships 23.5 percent of the…

A: A: Samsung shipsP(A)=23.5%=0.235P(Ac)=1-P(A)=1-0.235=0.765

Q: A radio station 10 song requests per day. Determine the probability that it receives 18 song…

A: Let X be the number of song requests in a week which follows Poisson distribution with a mean 10…

Q: An insurance salesperson sells an average of 4.90 policies per day. Let x denote the number of…

A:

Q: Assume that 11% of Douglas College students are left-handed. Suppose you randomly select 100…

A: Given that n= number of observation= 100 p= probability of success= 11%=0.11 since each trial is…

Q: The probability is 0.3 that a traffic fatality involves an intoxicated or alcohol-impaired driver or…

A: Given that p=0.3,n=8

Q: Five males with a particular genetic disorder have one child each. The random variable x is the…

A: Obtain the value of the mean of the random variable X. The value of the mean of the random variable…

Q: The tread life of a particular brand of tire is a random variable best described by a normal…

A: It is very useful in statistics . It is widely used .

Q: Draw and find the probabilities for the following: a. between these values: z= -1.43 and 0.68 b.…

A:

Q: Yearly amounts of black carbon emissions from cars in India are normally distributed with mean 14.7…

A:

Q: The traffic data of New York City on New Year's Eve shows that the probability of a person having a…

A:

Q: Suppose that we investigate the effects of some drug on Alzheimer disease and the probability of…

A: Given Calculate the following : a) The probability that we find the first effective drug in the…

Q: (b) What is the probability that the sample mean is within 1 inch of the population mean for…

A: The state of California has a mean annual rainfall of 22 inches, whereas the state of New York has a…

Q: A case of wine has 12 bottles, 3 of which contain spoiled wine. A sample of 4 bottles is randomly…

A:

Q: The percent of fat calories that a person in America consumes each day is normally distributed with…

A: Given Information: he percent of fat calories that a person in America consumes each day is normally…

Q: The mean percent of childhood asthma prevalence in 43 cities is 2.38​%. A random sample of 33 of…

A:

Q: An electronics store sells a particular model of a laptop computer. There are only four laptops in…

A:

Q: he tread life of a particular brand of tire is a random variable best described by a normal…

A: The z score can be calculated as:z=x-μσ The required z score that is associated with the top 30% can…

Q: the mean and the standard deviation of the number of customers this coffee shop serves in one hour…

A: Consider a random variable X which represents the number of customers which arrives in the coffee…

Q: You want to invest in companies belonging to Gispa Group of Companies Inc. so you did some research…

A: Given, Average gain = 0.8% Standard deviation = 0.7%

Q: Use the Empirical Rule to find the following probabilities. It is suggested that you draw a normal…

A: As per Bartleby's guidelines, three parts of the given question can be solved at a given time. Given…

Q: In a study of bumblebee bats, one of the world's smallest mammals, the weights are normally…

A:

Q: (Solve using pen and paper) Cans of salmon are supposed to have a net weight of 6 oz. The canner…

A:

Q: A stock can earn a return of 10%, 15%, -5%, or 0%, each with a known probability of 25%. What is the…

A: To calculate the standard deviation of a set of returns with associated probabilities, you can use…

Q: The weighted average of the possible values that a random variable X can assume, where the weights…

A: The weighted average of the possible values that a random variable X can assume, where the weights…

Q: Q11. Considering grade C or above as a pass grade, how many students from this data successfully…

A: Given, A = 11 B= 2 C= 2 D = 0 F = 1

Q: Toss five fair coins and let x equal the number of heads observed. a. Identify the sample points…

A: Toss five fair coins and let x equal the number of heads observed.

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.