Fatimah wants to build a one-sample z interval to
estimate the proportion of students at...
Mathematics, 01.04.2020 19:50 cgratz5106
Fatimah wants to build a one-sample z interval to
estimate the proportion of students at her school who ate
breakfast every day last week with 90% confidence. She
takes a random sample of 75 students and finds that 20
ate breakfast every day last week.
What critical value z* should Fatimah use to construct
this confidence interval?
A) z* = 1.282
B) z* = 1.645
C) z* = 1.96
D) z* = 2.576
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 22:00
Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2
Answers: 1
Mathematics, 21.06.2019 22:30
Using the figure below, select the two pairs of alternate interior angles.a: point 1 and point 4 b : point 2 and point 3 c: point 6 and point 6d: point 5 and point 7
Answers: 2
Mathematics, 21.06.2019 23:30
The product of sin 30 degrees and sin 60 degrees is same as the product of
Answers: 1
You know the right answer?
Questions
English, 18.02.2021 03:30
History, 18.02.2021 03:30
Business, 18.02.2021 03:30
English, 18.02.2021 03:30
Mathematics, 18.02.2021 03:30
Mathematics, 18.02.2021 03:30
Mathematics, 18.02.2021 03:30
Mathematics, 18.02.2021 03:30
Social Studies, 18.02.2021 03:30
Mathematics, 18.02.2021 03:30
