Based on past experience, a bank believes that 9 % of the people who receive loans will not make payments on time. The bank has recently approved 200 loans. What assumptions must be true to be able to approximate the sampling distribution with a normal model? Assumptions: What are the mean and standard deviation of this model? mean%3D standard deviation (accurate to 3 decimal places) = What is the probability that over 10% of these clients will not make timely payments?

Q: A 4 year college will accept any student ranked in the top 60% of a national exam. If the test…

A: From the given information,Mean (µ) =600Standard deviation (σ) = 100Let the test score be a x which…

Q: An educational study to be conducted requires a test score in the middle 40% range. If the mean is…

A: Let us assume X=score Given that X follows a normal distribution with mean= 100 and standard…

Q: Variability in a distribution that would be otherwise non-normal may tend towards normality with…

A: When the distribution is non-normal and if random sampling is used, there are chances that the…

Q: Do the data support your claim at the 1% level?

A: The summary of the statistics is, The type of test is right tailed test

Q: Why is the standard deviation of a sampling distribution smaller than the standard deviation of the…

A: According to information provided in the question, it is required to determine the reason why the…

Q: Calculate the sample standard deviation of the data shown. Round to two 17 22 25 15 19 13 24 sample…

A:

Q: What is the standard deviation of the data?

A: We want to calculate standard deviation

Q: What is the average number for employees who are driven to succeed with the standard deviation?

A:

Q: What is the relationship between the standard deviation of the population and the standard deviation…

A:

Q: pose that we ding costs in the Caribbean deviation of $975. Estimate the percentage of Caribbean…

A: Mean=M=6000, Standard deviation=S=975  Note: According to bartelby question answer guidelines an…

Q: Which distribution should you use for this problem? (Enter your answer in the form z or tgr where df…

A: The sample size is 14, with mean 10 months and sample standard deviation 5 months.

Q: Randomly select the weight 6 people from the group. Round your mean and standard deviations to 1…

A: Answer:- Given, The random sample is,  184, 186, 202, 206, 216,221 Sample size, n = 6  And the…

Q: What are the best ways to find the standard deviation?

A: Standard deviation is a measure of variability. It describes how far the data falls from the…

Q: Based on past experience, a bank believes that 8 % of the people who receive loans will not make…

A: Sampling distribution of sample proportion: Let a particular characteristic of a population is of…

Q: The table below gives the percent of children under five considered to be underweight. Percent of…

A: Given data is percent of underweighted children Number of countries 16-21.45 22 21.45-26.9 4…

Q: A bank loan officer rates applicants for credit. The ratings can be described by a normal model with…

A: Given: μ = ​200 σ = 50

Q: Can the standard deviation of a data set be zero

A: Standard deviation can not be negative.

Q: Does the sample size have an effect on the standard deviation of all possible sample means? Explain…

A: Points on sampling distribution of the sample mean: If the true population distribution of a random…

Q: Mrs. Smith’s reading class can read an average of 190 words per minute with a standard deviation of…

A: X follows a Normal distribution with mean = 190 and S.D = 18 Then z=(x-mean)/SD = (x-190)/18…

Q: Define the term standard deviation?

A: Standard deviation: The standard deviation indicates by how much each observation differs from a…

Q: La Leche League International reports that the mean age of weaning a child from breastfeeding is age…

A: μ=4, n=21x¯=0.75, s=0.1667, α=0.05 d)  The population standard deviation is not known and the sample…

Q: months. What is the standardized value for a family vehicle that is 3 years and 3  months old?

A: Given Data : Population Mean,μ =2years = 2*12 =  24

Q: TT Number Approved Frequency D The manager of the commercial mortgage department of a large bank has…

A:

Q: A taxicab company in New York City analyzed the daily number of miles driven by each of its drivers.…

A: It is given that the number of miles driven is normally distributed with mean 200 miles and standard…

Q: The population full-time equivalent number of students (FTES) at Lake Tahoe Community College for…

A: Measure of central tendency measures the central or average value of a dataset. Measured of…

Q: An article in the San Jose Mercury News stated that students in the California state university…

A: State the hypotheses.

Q: quation for The standard deviation of the distribution of sample means

A: Sample mean of the sample of size n follow normal distribution.

Q: In 2016, the CDC estimated the mean weight of U.S. women over the age of 20 years old was 168.5…

A:

Q: a) Find a 90% confidence interval estimate for the mean college football score if a sample of 100…

A: a) Given data, σ=6n=100x=46z-value at 90% confidence is Zc=1.645

Q: A random sample of 18 light bulbs is drawn from a normally distributed population. The population…

A: Since, the samples are drawn from the normal population thus sampling distribution of sample mean…

Q: According to a study of TV viewing habits, the average number of hours an American over the age of 2…

A: Given data,Standard deviation is σ=16If n=64 standard error of the mean(σx)=?

Q: What is the Standard Deviation?

A: You want to know about standard deviation.We will deeply understand the meaning of standard…

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.