X In a randomized controlled trial in Kenya, insecticide-treated bednets were tested as a way to reduce malaria. Among 472 infants using bednets, 35 developed malaria. Among 361 infants not using bednets, 58 developed malaria (based on data from "Sustainability of Reductions in Malaria Transmission and Infant Mortality in Western Kenya with Use of Insecticide Treated Bednets by Lindblade et al. J. Amer. Med. Assoc. Vol. 291, n° 21). Use a,02 significance level to test the claim that the incidence of malaria is lower for infants using bednets. 1. What are the point estimates? 0.07415254, 0.16066482 2. State the null and alternative hypothesis Bremerton 3. Is it a left-tailed, right-tailed, or two-tailed test? Two tailed 4. What is the test statistics? -3.9288687 5. What is the critical value? 2.3263479 6. What is the 98% confidence interval in the difference of proportions? (-0.13951032,- 0.033514238) 7. What is the P-value? <0.0001 8. What can you conclude? Text Predictions: On Accessibility: Investigate LD W A+ 1697 F3 F4 $ C F5 257 14R # 3E *- F7 F9 F10 F11 % B7 & * ( 7 8 9 O T Y U P D C F G H J K L V B N M V *+ . V DFocus 眼 Prisc Insert Delet F12 Alt Ctrl ? Hom Back
X In a randomized controlled trial in Kenya, insecticide-treated bednets were tested as a way to reduce malaria. Among 472 infants using bednets, 35 developed malaria. Among 361 infants not using bednets, 58 developed malaria (based on data from "Sustainability of Reductions in Malaria Transmission and Infant Mortality in Western Kenya with Use of Insecticide Treated Bednets by Lindblade et al. J. Amer. Med. Assoc. Vol. 291, n° 21). Use a,02 significance level to test the claim that the incidence of malaria is lower for infants using bednets. 1. What are the point estimates? 0.07415254, 0.16066482 2. State the null and alternative hypothesis Bremerton 3. Is it a left-tailed, right-tailed, or two-tailed test? Two tailed 4. What is the test statistics? -3.9288687 5. What is the critical value? 2.3263479 6. What is the 98% confidence interval in the difference of proportions? (-0.13951032,- 0.033514238) 7. What is the P-value? <0.0001 8. What can you conclude? Text Predictions: On Accessibility: Investigate LD W A+ 1697 F3 F4 $ C F5 257 14R # 3E *- F7 F9 F10 F11 % B7 & * ( 7 8 9 O T Y U P D C F G H J K L V B N M V *+ . V DFocus 眼 Prisc Insert Delet F12 Alt Ctrl ? Hom Back
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Please answer questions 2 and 8
Transcribed Image Text:X
In a randomized controlled trial in Kenya, insecticide-treated bednets were tested as a way to
reduce malaria. Among 472 infants using bednets, 35 developed malaria. Among 361 infants
not using bednets, 58 developed malaria (based on data from "Sustainability of Reductions in
Malaria Transmission and Infant Mortality in Western Kenya with Use of Insecticide Treated
Bednets by Lindblade et al. J. Amer. Med. Assoc. Vol. 291, n° 21). Use a,02 significance level
to test the claim that the incidence of malaria is lower for infants using bednets.
1. What are the point estimates? 0.07415254, 0.16066482
2. State the null and alternative hypothesis
Bremerton
3. Is it a left-tailed, right-tailed, or two-tailed test? Two tailed
4. What is the test statistics? -3.9288687
5. What is the critical value? 2.3263479
6. What is the 98% confidence interval in the difference of proportions? (-0.13951032,-
0.033514238)
7. What is the P-value? <0.0001
8. What can you conclude?
Text Predictions: On
Accessibility: Investigate
LD
W
A+
1697
F3
F4
$
C
F5
257
14R
#
3E
*-
F7
F9
F10
F11
%
B7
&
*
(
7
8
9
O
T
Y
U
P
D
C
F
G
H
J
K
L
V
B
N
M
V
*+
. V
DFocus
眼
Prisc
Insert
Delet
F12
Alt
Ctrl
?
Hom
Back
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