The length of adult King Cobra snakes is normally distributed with µ = 18 feet and σ = 2.1 feet. What is the probability that a randomly selected adult King Cobra snake be over 15.9 feet long? 15.87% 84.13% 79.08% 85.54%

Q: A survey asked participants what type of car they drove. Use the graph to determine the experimental…

A: The graph is converted to frequency distribution table as : Type of…

Q: A test was given to a group of students. The grades and gender are summarized below Total Male 18 13…

A: Given   A B C total Male 5 18 13 36 Female 14 3 16 33 Total 19 21 29 69

Q: need a normal probability graph n=10, p=0.5.

A: Ramdom variable x from binomial distribution with n=10 and probability p=0.5 To draw the graph by…

Q: Find the indicated probability. A survey resulted in the sample data in the given table. If one of…

A: The total number surveyed n= (572+446+473+629) =2120

Q: The power of a test is 0.9650.965. What is the probability of a Type II error? The probability of a…

A: Given information- We have given the power of a test = 0.965 We have to find the probability of a…

Q: The speed of airliners flying at cruise altitude is normally distributed with au=522.0 miles/hour…

A:

Q: Exercise 1: The weight of a random scone sold by your favorite bakery has a mean of 105g I a…

A: Given: μ = 105 σ = 5 Formula Used: Z-score= X-μσn

Q: According to a study of overweight patients, 52 percent have high blood pressure. Find the…

A:

Q: Based on a​ poll, among adults who regret getting​ tattoos, 23% say that they were too young when…

A: Solution: Let X be the number of adults say that they were too young when they got their tattoos and…

Q: The heights of men are normally distributed with mean of 70 inches and standard deviation of 4…

A: GivenMean(μ)=70standard deviation(σ)=4

Q: The weight of football players is normally distributed with a mean of 220 pounds and a standard…

A: Given X is normal Distributed with mean µ = 220.0 and standard deviation σ = 25.0 now will using…

Q: The weights of steers in a herd are distributed normally. The standard deviation is 300⁢lbs and the…

A:

Q: The probability of rolling a 2 or a 6 with a six-sided dice is 1/3. What is the probability of…

A: Consider X be the random variable representing number of times 2 or a 6 is rolled in 20 trials.    X…

Q: %24 2] 31 A test was given to a group of students. The grades and gender are summarized below. A B.…

A:

Q: If one student is chosen at random from those who took the test, Find the probability that the…

A: Let use define some events A : a student was female. B : a student got a B. Number of students with…

Q: The average hourly wage of employees of a certain company is $11.88. Assume the variable is normally…

A: The mean of the distribution is .The standard deviation of the distribution is .The population is…

Q: The proportion of each colored marble is shown in the table. Suppose you draw two marbles one after…

A:

Q: The probability that more than 14 of those survyded feel the state , n=20 , p=0.45

A: Answer: From the given data, Sample size(n) = 20 P = 0.45 X~Binomial distribution(20,0.45)

Q: ur answer as an exact fraction or a decimal rounded to the s place. picking marbles out of a bag…

A: We have given that,  Yellow = 6 Red = 2 Black = 8 Blue = 6 Purple = 3 Orange = 2 Then,  We will find…

Q: The mean number of defective units in a large assembly line is 4.3 units per day . Find the…

A: It is given that, The mean number of defective units in a large assembly line is 4.3 units per day.…

Q: Find the indicated probability. Round to three decimal places. 33% of the computer science majors…

A: Givenp=0.33sample size(n)=10x~Binomial(n=10 , p=0.33)P(X=x)=(nx)×px×(1-p)n-x    ; x=0,1,...,n

Q: The length of a fully grown hibiscus plant has a mean 35cm. It is found that 5% of these plants are…

A: (i) Obtain the value of the standard deviation. The value of the standard deviation is obtained…

Q: The mean number of customers arriving at a restaurant during a 15-minutes period is 12. Find the…

A: We have to find out given probability...

Q: 9 Yes 679 159 No 3149 4252 ving l drivers are randomly selected, find the probability that they all…

A:

Q: A student randomly guesses at four multiple-choice questions. Each question has three possible…

A:

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

A: toss five fair coins.  n = 5x = no. of heads observed. P(head) = p = 12P(x=X) =nCxpxqn-x…

Q: Solve the problem. Assume that mountain lions' weights are normally distributed with a mean of 62.6…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 62.6 ,…

Q: Billiard tables have mean degree of balance 0 and standard deviation 1. What is the probability…

A: It is given that the mean and standard deviation are 0 and 1.

Q: Based on a poll , among adults who regret getting tattoos , 30 % say that the too young when they…

A: Given, p=30% = 0.3 n=5 q=1-p=1-0.3=0.7

Q: In the experiment of tossing a coin 11 times. The probability of getting three heads at the most…

A:

Q: The average salary for teachers is $50,000 with a std. deviation of $5,000. Find probability of…

A:

Q: An examination has  historical record of a 25% rate of failure.For a group of 15 students sitting…

A: The scenario above would satisfy all conditions of binomial distributions:• Fixed number of trials…

Q: A population distribution has o =6. What position in this distribution is identified bya z-score = +…

A:

Q: Consider rolling a 6 sided die three times. Determine the probability that 4 will turn up (binomial…

A:

Q: Based on a​ poll, among adults who regret getting​ tattoos, 28​% say that they were too young when…

A: From the given information, a sample of 8 adults who regret getting tattoos are randomly​ selected…

Q: In the 1992 presidential election, Alaska's 40 election districts averaged 2008 votes per district…

A: Given, Votes for the President Clinton is bell shaped. It is approximately follow normal…

Q: ssword with 5 characters is randomly selected from the 26 letters of the alphabet. What is the…

A: given data, 5 characters is randomly selected from the 26 letters of the alphabet.we have to find…

Q: A square with sides measuring 5 millimeters each is drawn within the figure shown. A point within…

A: A square with sides measuring 5 millimeters each is drawn within the figure shown. A point within…

Q: Use the data in the following table, which lists survey results from high school drivers at least 16…

A: YesNoTotalTexted while driving71431713885Not Texted while driving1724430460288676018487

Q: In the experiment of tossing a coin 11 times. The probability of getting three heads at the most…

A: A random variable is considered as binomial random variable if it follows the conditions given…

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.