Maddifalls8868 Maddifalls8868

28-10-2022
Mathematics

Answered

the lifetime of a certain electronic component is a random variable with the expectation of 5000 hours and a standard deviation of 100 hours. what is the probability that the average lifetime of 400 components is less than 5012 hours?

Answer :

Other Questions

Which of the following is a weighted average of the squared deviations from the expected value? Question 16 options: A) It is the square root of a random va

The measure of ∠3 is (4x + 1)° and the measure of ∠6 is (6x – 29)°. Find the value of x and the measures of ∠3 and ∠6.

find the weighted average of the numbers -3 and 5 with 3/5 of the weight on the first number and 2/5 on the second number

What is the equation of the line that passes through the point (8,-1) and has a slope of -3/4?

Find the average rate of change of f ( x ) = 7 x 2 − 4 on the interval [ 5 , b ] . Your answer will be an expression involving b

he height of a building is proportional to the number of floors. The figure shows the height of a building with floors. Complete parts a and b. Question content

A town randomly surveyed some residents to see if they were interested in adding a dog park. The results of the survey are shown in the two-way table. What is t

The price for ABC stock was $50 per share at the beginning of 2015 the stock showed a -20% return for 2015 and a 20% return of the end of 2016 what is the stock

The prime factor decompositions of two numbers, A and B, are shown below. A = 2⁹ x 5 to the power of 6x 13² B = 2³ × 3 to the power of 4 × 5¹² × 11 × 13 What is

What angles are represented by the equations? What is the value of x?