Accrotime is a manufacturer of watches. Accotime researchers have shown that watches hwe an average life of 28 months before certain electronic components deteriorate causing the watch to become unreliable. The standard deviation of watch lifetimes is 5 months and the distribution is noemal. If Accrotime guarantees a full refund of any defective watch for 1.5 years after the purchase, what percentage of total production will the company expect to replace? Write your answer as a percentage rounded to 1 decimal place. For the toolbar, Press ALT+F10 (PC) or ALT+FN+F10 OMCA) 0 WOAOS POWEASD BY TINY

Q: Suppose that a company makes light bulbs with a mean life of 310 hours, and a standard deviation of…

A: Given,  Mean μ = 310 Standard deviation σ = 47 Let x be hours a light bulb last

Q: You've collected the following historical rates of return for stocks A and B: Year (t) RA, t RB, t…

A: The data for the anuual returns for stock A and B are given as:YearStock AStock…

Q: You may need to use the appropriate technology to answer this question. Investors commonly use the…

A: Let FUND B is sample 1.  S1 = 18.9 S2 = 15.0 n1 = n2 = 60

Q: Pair each scenario with the appropriate statistical test that you would conduct by using the…

A: A) Looking at frequencies to compare how the data fit what we expect in the population -  In this…

Q: da standard deviation of 47. Find the

A: Given : = 211 s = 47 Formula :

Q: Pax World Balanced is a highly respected, socially responsible mutual fund of stocks and bonds.…

A: Given Information: Pax World Balanced: Mean x¯=9.70% Standard deviation s=13.95% Vanguard Balanced…

Q: Using your favorite statistics software package, you generate a scatter plot which displays a linear…

A:

Q: Fund A sells at $33 a share and has a 3-year average annual return of $3 per share. The risk measure…

A: Given-    Fund A Fund B Availability Price per share $33 $46 $7000 Average annual return $3…

Q: Data from 2007 measured the Incarceration Rate (i.e. number of people in prison per 100,000) for…

A: Given : R^2 = 41.4%

Q: 2

A: In the context of the weights of healthy adult male Labrador Retrievers, the standard deviation is a…

Q: 4. For the Hawkins Company, the monthly percentages of all shipments received on time over the past…

A: Solution: From the given information,

Q: Each year students in a local school district write a national examination. The average on this…

A: Average of a dataset is the mean value of the observations in the data and it is computed by…

Q: In a population of exam scores, a score of X = 88 corresponds to z = 2 and a score of X = 79…

A: From the provided information, A score of X = 88 corresponds to z = 2 A score of X = 79 corresponds…

Q: Using your favorite statistics software package, you generate a scatter plot which displays a linear…

A: Given information:The standard deviation for x is 1.58, and the standard deviation for y is 4.24.The…

Q: Insurance companies make bets. They bet that you’re going to live a long life. An insurance company…

A: GivenDeath policy:-Mean(μ)=10000standard deviation(σ)=1000Disability policy:-Mean(μ)=5000standard…

Q: Hg: = 35.1 million shares H1 # 35.1 million shares (b) Construct a 95% confidence interval about the…

A: As the population standard deviation is not known, we will use t distribution.

Q: Indicate the correct decision ("reject or "do not reject the null hypothesis), the reason for it,…

A:

Q: Assuming the lowest decile of men receive an average of $800/month in Social Security, while the…

A: Introduction:Observe the “Born in 1940” curve in the given graph. The average of the lowest decile,…

Q: b. If KA recommends that the client invest 75%  in the All World Fund and 25% in the treasury bond…

A: From given data we have : The expected percent return of an investment in the All World Fund is 10%…

Q: able: Physicians per 10,000 Population and Life Expectancy) The table contains a subset of data…

A: The following information has been given: Physicians/10,000 people   (x) Life expectancy (y)…

Q: ASK YOUR TEACHER   Accrotime is a manufacturer of quartz crystal watches. Accrotime researchers…

A:

Q: An investor recorded the following annual returns of one of his investments. You are required to…

A: Given Year 2016 2017 2018 2019 2020 Return 15% 17% 19% 10% -5%

Q: Using your favorite statistics software package, you generate a scatter plot which displays a linear…

A: The required answer is 0.2749Explanation:Step 1:Given data : The regression equation is…

Q: Pax World Balanced is a highly respected, socially responsible mutual fund of stocks and bonds.…

A: Given that, for Pax World Balanced : x¯ = 9.70% and s=13.95% and for Vanguard Balanced Index: x¯ =…

Q: An economist predicts that in the next 50 years gas will be 0.02 based on the last 7 months of 2015.…

A: Introduction: It is required to identify the type of error that has been made in the conclusion.

Q: Insurance companies make bets. They bet that you’re going to live a long life. An insurance company…

A: given that.   X~N( μ , ?^2 )   μ=10000   , ?=1000  for die   μ=5000   , ?=1000  for disabled…

Q: Use Microsoft Excel or other software to create a scatter plot of the relationship between elevation…

A: Given information: Elevation (km) Density (kg/m3) 0 1.225 1 1.112 2 1.007 3 0.9093 4…

Q: liôn, thể rečômmended daily allowance of vitamins is a number set by the government to guide an…

A: Given The recommended daily allowance is then defined as the mean plus 2.7 times the standard…