jennamae7368 jennamae7368
  • 01-02-2022
  • Mathematics
contestada

how to find sample size with unknown standard deviation

Respuesta :

neeyusha55
neeyusha55 neeyusha55
  • 01-02-2022

Answer:

za/2: Divide the confidence level by two, and look that area up in the z-table: .95 / 2 = 0.475. ...

E (margin of error): Divide the given width by 2. 6% / 2. ...

: use the given percentage. 41% = 0.41. ...

: subtract. from 1.

Answer Link

Otras preguntas

why is it important that an experimental method is detailed?
Write a real-world word problem in which the unit rate is 6 miles per hour.
How does the sun cause wind?
If you subtract the atomic number from the weight, what is the interpretation of the answer? (e.g. 14-7=7; Think of a subatomic particle).
Influential Republicans include Ronald Reagan, Abraham Lincoln, Richard Nixon, and __________. a. Franklin d. Roosevelt b. Ulysses S. Grant c. John F. Kennedy
0.8 is 10 times as great as what decimal
give answer as a mixed number 3/5 + 4/5 =
what is 555000 rounded to the nearest ten thousand
Identify the correct sentence. a. ​"I'll meet you at the​ library," mickey said. b. ​"I'll meet you at the​ library," Mickey said. c. ​"I'll meet you at the​
How much more money do 10 T-shirts cost that 6 T-shirts? Explian how you found your answer.