Question

Answer A and B for first question

A genetic experiment with peas resulted in one sample of offspring that consisted of 447 green peas and 164 yellow peas. a. Construct a 90% confidence interval to estimate of the percentage of yellow peas. b. It was expected that 25% of the offspring peas would be yellow. Given that the percentage of offspring yellow peas is not 25%, do the results contradict expectations? a. Construct a 90% confidence interval. Express the percentages in decimal form. O<p<(Round to three decimal places as needed.)

Answer 1

Given that Forech 447 Sample size Sample popusten - 0.366 9. 164 447 90 % Confidence in tend for populatila poporten 20/2 at Pain - 2 + 246 goz 1.65 0:3669 I 165 03669 (1-0.36692 447 (0.3293 o your 90% confidence intencl for population proportion is 0.329 <p co.405 Are (Two tailed test) The hypothesis Hoi p=0.25 against P = 0.25 Under to the test Statistic 2 No, JP/n 0.3669 -0.25 e-P 5.7078 50.25x0-75/447 =) 12 z = 5.7078] P-value Pl12175.7078) 2 P(Z <-507078) - p-vale is lass than 2=0.10. So, ou hell hypothesis Ho is verect બને. d=0:10 - The Percentage of offspring Yellow pass is not 252 CS Scanned with CamScanner