The standard deviation of a binomial distribution is: Group of answer choices square root of npq np npq square of npq

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1016 dollars.  Assum the…

A:

Q: CNNBC recently reported that the annual cost of auto insurance is normally distributed with a mean…

A: Let X be the random variable from normal distribution with mean (μ) = 970, standard deviation (σ) =…

Q: A company manufactures beach volleyballs in batches of 67 and there is a 15% rate of defects. Round…

A:

Q: CNNBC recently reported that the mean annual cost of auto insurance is 981 dollars. Assume the…

A: Let X be the annual cost of auto insurance. It is given that X is normally distributed with mean 981…

Q: An elevator has a placard stating that the maximum capacity is 1272 lb—8 passengers.​ So, 8 adult…

A:

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1002 dollars. Assume the…

A: GivenMean(μ)=1002standard deviation(σ)=269sample size(n)=18

Q: According to AC Lens, green eye color is one of the rarest with only 2% of the world's population…

A: Given,Å = 0.02= 1000n:) The meanof the sampling poopostion = =0.022) standard deviation (6) - Å…

Q: A leading magazine (like Barron's) reported at one time that the average number of weeks an…

A: Let X be the variable defined as the length of unemployment that is normally distributed with μ=29…

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1030 dollars. Assume the…

A: 1. The distribution of X is, X~N($1,030, $210).

Q: Example rto year. If this variation of the mean mark is expressed subjectively by a normal…

A:

Q: The average math SAT score is 511 with a standard deviation of 115. A particular high school claims…

A:

Q: A leading magazine (like Barron's) reported at one time that the average number of weeks an…

A: Given : μ=28σ=9X~N(μ=28,σ2=92)n=8

Q: ki gondola carries skiers to the top of a mountain. Assume that weights of skiers are normally…

A: Central limit theorem As per the Central limit theorem, the sampling distribution of sample mean…

Q: A leading magazine (like Barron's) reported at one time that the average number of weeks an…

A: The normal distribution is the most useful theoretical distribution for continuous variables.…

Q: The scores of a reference population on the Wechsler Intelligence Scale for children(WISC) are…

A: Given data: Normal distribution is given Mean = 100 Standard deviation  = 15 To find: The…

Q: CNNBC recently reported that the mean annual cost of auto insurance is 962 dollars. Assume the…

A: Given data: Mean = 962 Standard deviation  = 214 Sample size = 38

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1014 dollars. Assume the…

A: As per Bartleby guideline expert have to answer first three subpart only since I have done all for…

Q: The probability that Mugdho loses an armwrestling match against Snigdho is 50.0%. Let's say, there's…

A:

Q: Majesty Video Production Inc. wants the mean length of its advertisements to be 30 seconds. Assume…

A: Given: Mean = 30 Standard deviation = 2 n = 16

Q: According to lIn-n-Out's own web site a Double-Double has 18 g of saturated fat. Assume the grams of…

A: Given that ; μ=18 g ? = 5 g By using the central limit theorem we solve this problem.

Q: Last year, a person wrote 115 checks. Let the random variable x represent the number of checks he…

A: Given, Last year , a person wrote 115 checks. X represent the number of checks he wrote in a day,…

Q: The GRE (Graduate Record Exam) is administered nationwide to undergraduate students who…

A:

Q: A manufacturer knows that their items have a normally distributed length, with a mean of 11.1…

A:

Q: We know that the number of books owned by the population of Gonzaga University students follows a…

A: Let X, be the continuous random variable and it follows the normal distribution with mean μ and…

Q: /hich of the following sentence is correct: O Random errors cause outliers O Personal errors result…

A: The correct answer is personal errors results from carelessness and the limitation of the…

Q: An automobile battery manufacturer claims that its midgrade battery has a mean life of 50 months…

A: Write the question above in terms of this variable X as follows:X~μ,σ=50,6. B) Calculate the z score…

Q: CNNBC recently reported that the mean annual cost of auto insurance is 962 dollars. Assume the…

A:

Q: Each sweat shop worker at a computer factory can put together 4.7 computers per hour on average with…

A:

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

A:

Q: What is the probability that its utility bill is between $102 and $133? If 20% of the households…

A: It is an important part of statistics. It is widely used.

Q: he average teacher’s salary in Connecticut (ranked first among states) is $57,337. Suppose the…

A: Given that  Distribution of salaries is normal  The average teacher’s salary in Connecticut is…

Q: NBC recently reported that the mean annual cost of auto insurance is 1037 dollars. Assume the…

A: According to the given information in this question We need to solve three subparts according to…

Q: NNBC recently reported that the mean annual cost of auto insurance is 979 dollars. Assume the…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: CNNBC recently reported that the mean annual cost of auto insurance is 984 dollars. Assume the…

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

Q: Human pregnancy has a mean length of 268 days and a standard deviation of 15 days. Samples of size n…

A: Let X be the random variable that records the length of pregnancy. The length of pregnancy can be…

Q: From 1995 - 2008 in the US 648 people were struck by lightening. 117 of them were women. You want to…

A: Denote p as the true proportion of female who would hit by lightning.

Q: mean annual cost of auto insurance is 1044 dollars. Assume the standard deviation is 265 dollars,…

A:

Q: Last year, a person wrote 139 checks. Let the random variable x represent the number of checks he…

A:

Q: Is there any inconsistency in the statement" The mean of a binomial distribution is 10 and the…

A: In case of binomial distribution Mean=np Variance=npq Also Mean>variance

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1026 dollars. Assume the…

A: Solution: Let X be the annual cost of auto insurance is normally distributed with mean μ=1026…

Q: CNNBC recently reported that the mean annual cost of auto insurance is 966 dollars. Assume the…

A: Note: Thank you for the question. Since multiple subparts are posted, according to our policy, we…

Q: When one die is rolled, the die roll (or number of spots showing) has a mean of 3.5 and a standard…

A: Standard normal distribution: The standard normal distribution is a special case of normal…

Q: In a certain barangay, the Local Government Unit (LGU) distributes "ayuda" benefits to each family…

A: Given,sample size(n)=32mean(μ)=3,200standard deviation(σ)=850

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1044 dollars. Assume the…

A:

Q: cores for a common standardized college aptitude test are normally distributed with a mean of 513…

A: From the provided information, Mean (µ) = 513 Standard deviation (σ) = 100 Let X be a random…

Q: CNNBC recently reported that the mean annual cost of auto insurance is 955 dollars. Assume the…

A: We have given that, Mean = 955 dollars , Standard deviation = 239 and Sample size n = 93   Z-Score…

Q: What is the distribution of XX? XX ~ N(,) What is the distribution of ¯xx¯? ¯xx¯ ~ N(,) What is the…

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

Q: . What is the probability that a simple random sample of  unemployed individuals will provide a…

A: Given, μ=21.5 σ=5.5 n=75

Q: The average age of construction workers is 32 years with a standard deviation of 5 years. If a…

A:

Q: The mean ACT composite score in a recent year is 20.8 with a standard deviation of 5.6. A random…

A: From thegiven information, μ=20.8σ=5.6n=36

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.