The 95% per cent confidence interval for p1-p2 is given
by:
are the proportions of two groups.
is
the critical value
is the SE of the difference
So confidence interval is
or
So 95% confidence interval for the difference in the percentage of seeds that were infected for these two treatments is between 8.5to 22.2 %
Number 9? Use the following information/data to answer questions 8 and 9: ou have invented a...
PLEASE ANSWER BOTH QUESTIONS AND USE DROP DOWN MENU, I HAVE
INCLUDED THE DATA SET! THANK YOU
Subjects
Right-hand Thread
Left-hand Thread
1
86.2
123.3
2
106.5
97.8
3
74.5
104.0
4
83.8
101.6
5
154.3
140.7
6
127.1
99.0
7
106.9
131.7
8
99.8
91.2
9
111.8
115.6
10
118.8
123.2
11
120.6
127.8
12
142.3
111.7
13
76.4
130.7
14
145.5
121.0
15
124.4
138.7
16
119.6
133.1
17
122.8
107.8
18
85.5
99.4
19
118.3
149.1
20...
photos for each question are all in a row
(1 point) In the following questions, use the normal distribution to find a confidence interval for a difference in proportions pu - P2 given the relevant sample results. Give the best point estimate for p. - P2, the margin of error, and the confidence interval. Assume the results come from random samples. Give your answers to 4 decimal places. 300. Use 1. A 80% interval for pı - P2 given that...
All of the following questions are in relation to the following journal article which is available on Moodle: Parr CL, Magnus MC, Karlstad O, Holvik K, Lund-Blix NA, Jaugen M, et al. Vitamin A and D intake in pregnancy, infant supplementation and asthma development: the Norwegian Mother and Child Cohort. Am J Clin Nutr 2018:107:789-798 QUESTIONS: 1. State one hypothesis the author's proposed in the manuscript. 2. There is previous research that shows that adequate Vitamin A intake is required...