Test the suitability of the data given in the picture for uniform distribution in the range (100,200) at a confidence level of 0.99.

Q: What is the probability that a first grade classroom of 20 students who are chosen randomly from the…

A: Given Information: Mean μ=100 Standard deviation σ=15 Sample size n=20

Q: you routinely administer a measure of anxiety to clients in your neuropsychological assessment…

A: Given that you routinely administer a measure of anxiety to clients in your neuropsychological…

Q: Cholesterol levels in men 18 to 24 years age are normally distributed with a mean of 178 and a…

A: From given,Mean = 178Standard deviation = 41Let X be the cholesterol levels in men 18 to 24 years…

Q: A paper describes an investigation in which 40 men and 40 women with online dating profiles agreed…

A: Men Women xd = 0.59 xd = 0.01 sd = 0.81 sd = 0.75 n = 40 n = 40   NOTE: Hi…

Q: The Ayala Cinema has studied its movie customers to determine the money customer spend on their…

A: We want to find probability (%) and find 50th percentile and compare mean and median.

Q: Among various ethnic groups, the standard deviation of heights is known to be approximately three…

A:

Q: A professor want to estimate the mean  weight of 1 specific cookie. How many people must he sample…

A: Given, Margin error (E) = 0.6 Standard deviation = 1   The objective is to find the sample.…

Q: When you have a skewed distribution, it is better to use-- than -- interquartile range;range…

A:

Q: For EACH of the 2 majors, consider the 'School Type' column. Construct a 90% confidence interval for…

A: Confidence Interval: The form of the confidence interval is, CI = Point estimate ± Margin of error…

Q: 3. Confidence level : 99%, degree of freedom = 0, & = 0, s = 1 4. Confidence level : 99%, degree of…

A: Q4 Given that  99% confidence level  x=10 s=0.1 degrees of freedom=4 Q5 Given that  99% confidence…

Q: The Environmental Protection Agency (ERA) fut economny estimates for automobiles can be diesenbed by…

A: The Environment protection agency(EPA) fuel economy for automobiles described by normal model.

Q: The mean hours of worked for United Airlines pilots is 46 hours/month based upon a sample of 25…

A: Given: Sample size, n=25 Sample mean, X=46 hours Sample standard deviation, s=3 hours The level of…

Q: The 20th percentile is the same as the 30th Range is the least reliable measures of variability. The…

A:

Q: 15) The heights of basketball players at a certain high school are normally distributed with a mean…

A: given data  normal distribution μ=193.25σ=6.52P(X<210)=?

Q: Does a small standard deviation signify more or less uncertainty in the data ? Explain.

A:

Q: Find a credible journal article or website where confidence intervals were used to make informed…

A: From the given information we find the solution.

Q: The mean total cholesterol level for men being treated for obesity  is 175 with a standard deviation…

A: The mean of the sample means is 175.

Q: his assignment (and the questions that follow) focuses on the "age" variable in spss, which was…

A: Given: SPSS output for the data for the variable age.

Q: A manufacturer claims that the calling range (in feet) of its 900-MHz cordless telephone is greater…

A: From the provided information,

Q: ppose that you're going to run a hypothesis test with Ho: u1-u2=0. Which of the following choices…

A:

Q: Suppose you wanted to determine if your new medication improved cholesterol levels in men between…

A:

Q: Construct a 95% prediction interval for the mean annual wage (in thousands of dollars) when the…

A: y = 1.116 + 46.913x

Q: The mean weight of newborn Golden Retriever Puppies is 15.2 ounces, with a standard deviation of 1.3…

A: Mean = 15.2 standarsd derivation = 1.3 x=14.4 p(x)=(x-mean)/s.d =(14.4-15.2)/1.3 = -0.8/1.3

Q: The results of a common standardized test used in psychology research is designed so that the…

A: Givenmean(μ)=135standard deviation(σ)=40

Q: Draw a plot that has five-number summary of 5,6,7,9,12 and an inter-quartile range of 3

A: Given data, 5,6,7,9,12 Minimum value = 5 Maximum value = 12

Q: is 80 a suspect outlier

A: Here given,  One indicator of an outlier is that an observation is more than 2.5 standard deviations…

Q: The mean number of English courses taken in a two-year time period by male and female college…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: The trade magazine QSR routinely checks the drive-through service times of fast-food restaurants. An…

A: The 80% confidence interval that results from examining 634 customers in Taco Bell's drive-through…

Q: for 98% e value of z* for a confidence level of 93%. Show your work on your own piece of paper. ake…

A: We have to find critical value for z.

Q: Big babies: The National Health Statistics Reports described a study in which a sample of 335 one-…

A: To find: wheather to reject the null hypothesis or fail to reject the null hypothesis.

Q: Find a 95% confidence interval for the difference between full attendance students' Exam 5 score and…

A: We have given data,  Less attendance Full attendance 90 96 90 96 60 100 50 99 69   88…

Q: based on this graph, would the median be greater than the mean? or the mean gretaer than the median?…

A: Here data is negatively(right) skewedmore data at higher end

Q: In a test of the effectiveness of garlic for lowering cholesterol, 42 subjects were treated with…

A: Given: The number of subjects that were treated with garlic in a processed tablet form are n=42. The…

Q: Brown measured his book using a different shaped ruler. He got different measurements, namely 30,…

A: Given that  Different measurements he got 30 , 35 , 29 , 33 , 32 , 28 , 28 , 35 Sum of data value =…

Q: A technician working for the Chase-National Food Addictive Company would like to estimate the…

A: Solution: Given that, standard deviation σ=16 days  , find sample size n=? if margin of error E=1…

Q: The graph of the annual snowfall distribution (in feet) for a particular county is shown below on…

A: Population Mean,μ = 4.2Population Standard Deviation,σ = 2.8sample size n = 100Want to find out the…

Q: Last year, 535 out of 630 randomly selected U.S. firms tested their employees for drug use. Give a…

A: Given Data Sample Size, n = 630 Number of successes, x = 535

Q: Please no written by hand solutions A promising start-up wants to compete in the cell phone market.…

A: It is required to test whether the new cell phone manufactured by the promising start-up has mean…

Q: can we use a z-test to conduct a hypothesis test? Why? Why not?

A: Let p be proportion or prevalence of HIV in the particular population. Given that p = 0.05 Sample…

Q: The mean weight of a certain species of alligator s equal to 295 pounds. We'd like to know if the…

A: Data given 318,295,310,300,287,294,312,322,329,321 Level of significance ɑ=0.05

Q: xplain what happens to the range of values of the Interval Estimate when using different Confidence…

A: The confidence interval is the sample estimate with margin of error.   Keeping the standard error…

Q: Please test hypothesis for a mean or for a proportion. hypothesized mean = 125 sample mean = 135…

A:

Q: The table provides summary statistics on highway fuel economy of cars manufactured in 2012 (from…

A: Given data:Hwy MPG, Automatic (consider sample-1)Hwy MPG, Manual (consider sample-2)Mean;…

Q: 14) The weight of rugby players at ABC high school are normally distributed with a mean of 80.24 kg…

A: given data  μ=80.24σ=5.26P(85.25<X<90.57)=?

Q: Weekly Sales Reports. Sale personnel for Skillings Distributors submit weekly reports listing the…

A: The degrees of freedom is obtained as follows: df=n-1    =65-1     =64 The critical-value is…

Q: fter finding the range for the age variable, you worry that perhaps this value is being influenced…

A: Given: SPSS output for the variable age,

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.