subject
Mathematics, 21.04.2020 15:28 breniljakenotro

State whether each of the following changes would make a confidence interval wider or narrower. (Assume that nothing else changes.) a. Changing from a 95% confidence level to a 90% confidence level. b. Changing from a sample size of 25 to a sample size of 250. c. Changing from a standard deviation of 20 pounds to a standard deviation of 30 pounds.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 14:30
Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.
Answers: 3
question
Mathematics, 21.06.2019 19:30
Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit
Answers: 2
question
Mathematics, 21.06.2019 22:00
Which function in vertex form is equivalent to f(x) = x2 + 6x + 3? f(x) = (x + 3)2 + 3 f(x) = (x + 3)2 − 6 f(x) = (x + 6)2 + 3 f(x) = (x + 6)2 − 6
Answers: 1
question
Mathematics, 21.06.2019 22:30
Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?
Answers: 2
You know the right answer?
State whether each of the following changes would make a confidence interval wider or narrower. (Ass...
Questions
question
Mathematics, 30.01.2020 02:01