A piston of diameter 84 mm is being manufactured for an automobile engine. What is an approximation for the change in the cross-sectional area of the piston if the diameter is 84.5 mm?What is the relative error? What is the percent error?

Q: Identify the level of measurement for data that are cooling temperatures (in degrees Fahrenheit) for…

A: Introduction: Levels of measurement: Nominal: When the possible observations are tags or categories…

Q: Calculate M and N b) Average of the attendance in every 10 minutes c) 60th Percentile – 3rd Decile

A: The data of attendance of visitor for every 10 minutes is, 82, 97, 56, M, 58, 84, 73, 11, 94, 36,…

Q: Calculate the p-value, using a t-ratio of -2.0991 and DF of 50. Please provide working. DO OT USE…

A: The null hypothesis is that the true population mean of some data set is equal to zero. The…

Q: When estimating an unknown parameter, what does the margin of error indicate?

A: Margin of error:Margin of error is a range of values that lie above and below the sample statistic…

Q: Find the standard error of the estimate for the difference in mean comfortable room temperatures…

A:

Q: A researcher reports an F-ratio with df=3,70df=3,70 for an independent-measures research study.…

A: Given: A researcher reports an F-ratio with df=3,70

Q: Que z uousa Compute the relative error if the true or actual value is 45.84 cm and the measured…

A:

Q: se the alias "similiarty ratio" for scale factor.

A: A similarity ratio is the ratio of the lengths of the corresponding sides of two similar polygons. A…

Q: what is the relative error of this data ? Please do in excel and show the formula you applied.

A: Hint: First I found standard error and then relative standard error  Solution: Standard error=…

Q: , find the percentage error in

A:

Q: What is the measurement indicated in the below photo? י:יו יI י ו ייויןי יןייןי

A: Concept - used ( 1cm =1/2.54 inch)

Q: Based on the attached ogive curve, determine approximately what percentage of the body weight is…

A: The percentage formula is, Percentage=Number of favourable observationsTotal number of…

Q: What is expression for t RATIO FOR TWO POPULATION MEANS (TWO RELATED SAMPLES)?

A:

Q: let x~ N Ci0,2) Calculate 85th percentile

A: Answer is 11.466

Q: A national automobile association detemines that the mean fuel consumption for vehicles in a…

A: Solution: Let X be the  fuel consumption of vehicles in particular state has normal distribution…

Q: Compute the relative error if the true or actual value is 45.84 cm and the measured value is 46.00…

A:

Q: A rectangular room was designed to be built for a length of 12 22 feet find the absolute error…

A: Given: To find the absolute error, relative error, and percentage error in the area of the room.…

Q: How do you choose which measure of variation to use and what considerations may have an impact on…

A: Measure of variation: The measure of variation gives the degree to which the observations in the…

Q: A zookeeper predicted that tha weight of a newborn lion would be 2.8 pounds when the zoo's lion gave…

A: Given Data: The predicted weight of newborn lion is: w1=2.8 pounds The real weight of newborn lion…

Q: What is the direct variation?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is t Ratio?

A: The t-ratio is the estimate divided by the standard error. For a sufficiently large sample, t-ratios…

Q: Determine whether the variable is qualitative or quantitative.   Distance in miles to the nearest…

A: Quantitative variable: Quantitative variable is a variable that has numerical values within a…

Q: identify a column in the table with data at a ratio level

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Q: The heights of a large group of women averaged about 64.8 inches, with an SD of about 2.4 inches.…

A:

Q: A doctor notes her patient's temperature in degrees Fahrenheit every hour to make sure the patient…

A: We know that the properties of an interval scale are; it has all the properties of an ordinal scale…

Q: The median is equal to the 5th decile. True or False?

A: Solution

Q: Naini, Cobourne, McDonald and Donaldson (2008) reported that a specific ratio of height to face…

A: According to the provided data, it is reported that a specific ratio of height to face length of 1…

Q: If students are measuring a half of a cup of apple juice using a standard measuring cup, what might…

A: Given that  Students are measuring a half cup of apple juice using a standard measuring cup  When we…

Q: A researcher reports an F-ratio with df=4,98 for an independent-measures research study. How many…

A: A researcher reports an F-ratio with df=4,98 for an independent-measures research study.

Q: Why do we need scales of measurement?

A: In statistical analysis, scale of measurement is the type of information provided by numbers.…

Q: Which would be the most effective method to determine if the mean diameter of the suppliers products…

A: Concept: Whenever we want to check whether the mean claim is being fulfilled or not we use…

Q: A rectangular room was designed to be built for a length of 26 feet and a breadth of 12 feet. Find…

A: Find the error

Q: On a test, Tarina missed 8 out of 52 questions. What is the ratio of correct to incorrect answers on…

A: Given that:  Total number of questions on test= 52  Number of missed questions = 8 Find the ratio of…

Q: A researcher reports an F-ratio with df = 2, 18 from an independent measures research study. Based…

A: From the given information, Df treatment = 2 and Df Error = 18.   Df treatment = Number of…

Q: A researcher reports an F-ratio with df = 3, 56 from an independent-measures research study.  How…

A: An F-ratio is determined using sum of square for between groups with degree of freedom of between…

Q: The side of a square is measured to be 500 mm with an error of 0.001 mm. Find the approximate…

A: Given  The side of a square is 500 mm with an error of 0.001 mm.

Q: 1. The width of a road is measured as 15.3 m wide. What is the percentage error correct to one…

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Q: A study was undertaken to see how accurate food labeling for calories on food considered as…

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

Q: Given the data, what is the average rate of change in hours of daylight per month from January 1st…

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Q: A rectangular room was designed to be built for a length of 28 feet and a breadth of 19 feet. Find…

A: In the question it is asked to calculate absolute error, relative error, percentage error for the…

Q: What does MSwithin represents in Fse RATIO (SIMPLE EFFECT)?

A: Within Mean Square is an estimate of the population variance. It is average of all variances within…

Q: How do the results compare to the percentage using chebychev's theorem?

A: Chebychev’s theorem: It helps to find the proportion of observations expected to fall within two…

Q: What is expression for Fse RATIO (SIMPLE EFFECT)?

A:

Q: What would be the most likely level of measurement for capturing variation in support for the death…

A: Since the death penalty is can occur in integer. 1 death penalty is used for all kinds of important…