d. What is the minimal sample size needed for a 95% confidence interval to have a maximal margin of error of 0.02 if there is no preliminary estimate for p? e. What is the minimal sample size needed for a 95% confidence interval to have a maximal margin of error of 0.02 if there is a preliminary estimate of p = 0.62?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.6: Summarizing Categorical Data
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Estimation and Hypothesis Testing
d. What is the minimal sample size needed for a 95% confidence interval to
have a maximal margin of error of 0.02 if there is no preliminary estimate for
p?
e. What is the minimal sample size needed for a 95% confidence interval to
have a maximal margin of error of 0.02 if there is a preliminary estimate of
p = 0.62?
Transcribed Image Text:Estimation and Hypothesis Testing d. What is the minimal sample size needed for a 95% confidence interval to have a maximal margin of error of 0.02 if there is no preliminary estimate for p? e. What is the minimal sample size needed for a 95% confidence interval to have a maximal margin of error of 0.02 if there is a preliminary estimate of p = 0.62?
Math 200 Quiz 3
Estimation and Hypothesis Testing
2. Santa Fe black-on-white is a type of pottery commonly found at archaeological ond
excavations in Bandelier National Monument. At one excavation site a sample of 592
potsherds was found, of which 360 were identified as Santa Fe black-on-white
(Bandelier Archaeological Excavation Project: Summer 1990 Excavations at Burnt
Mesa Pueblo and Casa del Rito, edited by Kohler and Root, Washington State
University).
a. Let p represent the population proportion of Santa Fe black-whit
potsherds at the excavation site. Find a point estimate
360/592
.60%
letest sta
nd
b. Do you think the conditic
po
Why would this be imr
1-i61=,39
Transcribed Image Text:Math 200 Quiz 3 Estimation and Hypothesis Testing 2. Santa Fe black-on-white is a type of pottery commonly found at archaeological ond excavations in Bandelier National Monument. At one excavation site a sample of 592 potsherds was found, of which 360 were identified as Santa Fe black-on-white (Bandelier Archaeological Excavation Project: Summer 1990 Excavations at Burnt Mesa Pueblo and Casa del Rito, edited by Kohler and Root, Washington State University). a. Let p represent the population proportion of Santa Fe black-whit potsherds at the excavation site. Find a point estimate 360/592 .60% letest sta nd b. Do you think the conditic po Why would this be imr 1-i61=,39
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