An electronic company in Laguna manufactures resistors that have a mean resistance of 120 ohms and a standard deviation of 13 ohms. Find the probability that a random sample of 40 resistors will have an average resistance greater than 114 ohms.

Q: Assume that women's heights are normally distrubuted with a mean of 63.6 inches and a standard…

A: From the given information, the mean is 63.6 and the standard deviation is 2.5.

Q: Assume that the heights of women are normally distributed with a mean of 64.1 inches And a standard…

A: Given: Population mean=μ=64.1. Population standard deviation=σ=2.3. The sample size is n=64.

Q: The average score of all golfers for a particular course has a mean of 76 and a standard deviation…

A:

Q: a study of the amount of time it takes a mechanic to rebuild the transmission for a 2005 Chevrolet…

A: Given : μ = 8.4 , σ= 1.8 and n= 40 By Central Limit Theorem, x̅ follows a Normal distribution with…

Q: Find the probability that a random sample of 36 men will have a mean weight less than 190 lbs

A: Given: μ=179σ=29n=36 Calculate the corresponding Z score as follows: The probability that a random…

Q: population has a mean of 350 and a standard deviation of 25, determine the probability that a random…

A: GIVEN DATA, μ=350σ=25n=40p(335<x¯<375)=?

Q: A random sample of 25 observations yield a mean of 106 and a standard deviation of 12. Find the…

A: From the given information,Sample size 25, mean 106 and standard deviation 12

Q: The average score of all golfers for a particular course has a mean of 76 and a standard deviation…

A: We have given information with the usual notation, Let X denote the score of golfers for a…

Q: Furnace repair bills are normally distributed with a mean of 263 dollars and a standard deviation of…

A: Here, µ = 263 and σ = 25.

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard…

A: We are given,μ = 196σ = 22n = 60

Q: The weights of college football players are normally distributed with a mean of 193 pounds and a…

A: Mean = 193 Standard deviation = 53

Q: The average score of all golfers for a particular course has a mean of 75 and a standard deviation…

A: Let is denote X=the score of a golfern=sample size=81X has mean=75 and standard deviation=4.5So, X¯…

Q: wind data acquisition system located at certain site, measures 7 m/s 24 times, 8 m/s 72 times, 9 m/s…

A: In probability theory, an event is an outcome or a set of outcomes of a random experiment to which a…

Q: assume that women's heights are normally distributed with a mean of 63.6 inches and a standard…

A: Mean = 63.6 Standard deviation = 2.5 Sample size = 81

Q: The green turtle migrates across the Southern Atlantic in the winter, swimming great distances. A…

A: X~N( μ , ?)   μ=2200 , ?=625   Z-score =( x - μ )/?

Q: The average drive to work is 9.6 miles. Assume the standard deviation is 1.8 miles. If a random…

A: From the given information, x¯=9.6σ=1.8n=36

Q: Scores on the SAT test have a mean of 1518 and a standard deviation of 325. If 100 students are…

A: Scores on the SAT test have a mean of 1518 and a standard deviation of 325.

Q: a survey found that 21% of Americans watch fireworks on television on July 4.  Find the mean,…

A: According to the given question, a survey found that 21% of Americans watch fireworks on television…

Q: Furnace repair bills are normally distributed with a mean of 267 dollars and a standard deviation of…

A: Let us denote: X=Furnace repair billsGiven that X follows a normal distribution with mean=267 and…

Q: The mean height of Grade III pupils is 138 cm with a standard deviation of 8 cm. If a sample of 30…

A: We have given that,  X be the random variable from normal distribution with mean = 138, standard…

Q: The average score of all golfers for a particular course has a mean of 74 and a standard deviation…

A:

Q: The average score of all pro golfers for a particular course has a mean of 70 and a standard…

A: It is given that, The average score of all pro golfers for a particular course has a mean of 70 and…

Q: Adult males have a mean weight of 179 lbs with a standard deviation of 29 lbs. Find the probability…

A: From the provided information, Mean (µ) = 179 Standard deviation (σ) = 29 X ~N (179, 29) Here X be a…

Q: Furnace repair bills are normally distributed with a mean of 269 dollars and a standard deviation of…

A: Given: Population meanμ=269Sample size(n) =64Population standard deviationσ=20 Consider X be the…

Q: The lifetime of lightbulbs has a mean of 1500 hours and a standard deviation of 100 hours. A sample…

A:

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.