jasingh9302 jasingh9302
  • 10-06-2024
  • Mathematics
Answered

A 100(1 − α)% confidence interval for the mean μ of a normal population when the value of σ is known is given by x − zα/2 · σ n , x + zα/2 · σ n . By how much must the sample size n be increased if the width of the CI above is to be halved?



Answer :

Other Questions

what is the equation of a line in slope-intercept form with a slope of -3/4 and a y-intercept of -2
how many 5/8 pound bags does it take to make 13 pounds of soil?
what is the proper or common noun in this sentence?The picture below is of the snow Festival in Sapporo.
What is the meaning of open proportion?
The cost for n students to attend a workshop is 7n+12 dollars. What is the cost,in dollars for  students to attend?
Which cell part converts food into energy that is usable by a cell?
rename the number4 thousand 7 hundreds = 47
Which of the following statements is not true?"Whom" can serve as the object of a preposition."Whom" is an object pronoun."Who" and "whom" are personal pronouns
What was the original goal of the Framers when they met at Independence Hall?  How did that goal change?
Estimate each quotient using compatible numbers.