Based on historical data, your manager believes that 32% of the company's orders come from first-time customers. A random sample of 89 orders will be used to estimate the proportion of first-time-customers. What is the probability that the sample proportion is between 0.26 and 0.45?

Q: Based on historical data, your manager believes that 33% of the company's orders come from…

A: It is given that n =89 and p =0.33.

Q: ased on historical data, your manager believes that 37% of the company's orders come from first-time…

A:

Q: Based on historical data, your manager believes that 25% of the company's orders come from…

A: n=81p=0.25

Q: Based on historical data, your manager believes that 26% of the company's orders come from…

A: Given data, n=181 p=26%=0.26 P(X<0.29)=? μ=p=0.26σ=p(1-p)n=0.26(0.74)181σ=0.0011

Q: Based on historical data, your manager believes that 44% of the company's orders come from…

A: Obtain the probability that the sample proportion is between 0.22 and 0.33.   The probability that…

Q: According to a 2009 Reader's Digest article, people throw away about 11% of what they buy at the…

A: We have to find given probability

Q: Based on historical data, your manager believes that 33% of the company's orders come from…

A:

Q: Based on historical data, your manager believes that 37% of the company's orders come from…

A:

Q: Based on historical data, your manager believes that 29% of the company's orders come from…

A:

Q: A courier service company wishes to estimate the proportion of people in various states that will…

A: number of samples, n = 330 true proportion, p = 0.05 Let, p^ be the sample proportion.  Hence p^…

Q: In a recent year, the Better Business Bureau settled 75% of complaints they received. You have been…

A: Solution: From the given information, p=0.75 and n=289.

Q: Suppose that we know that 33.8% of the people born in the United States between 1936 and 1951 have…

A: The given situation follows binomial distribution. The proportion of people born in United States…

Q: A courier service company wishes to estimate the proportion of people in various states that will…

A: Consider that p is population proportion of people in various states that will use the courier…

Q: Based on historical data, your manager believes that 29% of the company's orders come from…

A: The question is about sampling dist. of sample prop.Given :Popl. prop. of company's order come from…

Q: n insurance agent knows that 18% of deer-car collision claims are filed in November. Consider a…

A:

Q: 11 of the 744 digital video recorders​ (DVRs) in an inventory are known to be defective. What is the…

A: From the provided information,11 of the 744 digital video recorders​ (DVRs) in an inventory are…

Q: It is known that 17% of people ride public transport without paying for it. We talk to 85 people who…

A: Consider that p is population proportion people, who ride public transport without paying for it.

Q: Based on historical data, your manager believes that 33% of the company's orders come from…

A: Given: n= Sample size =52p= Probability of population proportion of orders from first time…

Q: Based on historical data, your manager believes that 34% of the company's orders come from…

A: Given that  p=0.34(34%) n=78

Q: n a survey of 1,772 U.S. adults, 294 said that they were very confident in the nutritional…

A: We know that  Sample size n= 1772  , total number of confident = 294 ,  X= 4

Q: A hotel manager calculates that 12% of the hotel rooms are booked. If the manager is right, what…

A: From the given information,P be the probability that hotel rooms are booked = 0.12.Sample size (n)…

Q: The opera theater manager calculates that 32% of the opera tickets for tonight's show have been…

A: The opera theater calculates that 32% of the opera tickets for tonight's show have been sold. That…

Q: Based on historical data, your manager believes that 31% of the company's orders come from…

A: Given information n = 175 orders

Q: A courier service company wishes to estimate the proportion of people in various states that will…

A:

Q: It is known that 17% of people ride public transport without paying for it. We talk to 79 people who…

A: Given,sample size(n)=79sample proportion(p^)=0.17

Q: a fast food center wants to estimate the proportion of people in its city that will purchase its…

A:

Q: Based on historical data, your manager believes that 32% of the company's orders come from…

A: The probability that the sample proportion is greater than than 0.45 = 0.00352

Q: Based on historical data, your manager believes that 27% of the company's orders come from…

A: Given problem Given that   Based on historical data, your manager believes that 27% of the…

Q: Goofy's fast food center wishes to estimate the proportion of people in its city that will purchase…

A: Consider that p is population proportion of people in its city that will purchase its products.

Q: About 78% of all female heart transplant patients will survie for at least 3 years. Sixty female…

A: From the provided information, Population proportion (p) = 0.78 Sample size (n) = 60

Q: Suppose 51% of the population has a retirement account.   If a random sample of size 530 is…

A: Using ‘normal approximation conditions’ check whether the proportion can be approximated to normal…

Q: According to the CDC national center for health statistics, about 42.4% of adult Americans fit the…

A: given data, p=0.424n=200np=0.424*200=84.8nq=(1-0.424)*200=115.2 here np and nq≥5so we can assume…

Q: Based on historical data, your manager believes that 34% of the company's orders come from…

A: It is known that, the mean of the sampling distribution of sampling distribution, p-hat is equal to…

Q: Based on historical data, your manager believes that 27% of the company's orders come from…

A: Given that, n=188,p=0.27 The mean of the sampling distribution is, The Standard error of the…

Q: Based on historical data, your manager believes that 35% of the company's orders come from…

A: Concept of sampling distribution of sample proportion: Let a particular characteristic of a…

Q: control inspector has drawn a sample of 1515 light bulbs from a recent production lot. Suppose…

A: Answer  Given  P =30%     =30/100    =0.3 sample size [n] =15   P [X=11] =?

Q: Based on historical data, your manager believes that 34% of the company's orders come from…

A:

Q: Based on historical data, your manager believes that 33% of the company's orders come from…

A: Given that, p=33%=0.33 n=106

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.