A genetic experiment with peas resulted in one sample of offspring that consisted of 428 green peas and 164 yellow peas.

a. Construct a 95% confidence interval to estimate of the percentage of yellow peas.

b. It was expected that25% of the offspring peas would be yellow. Given that the percentage of offspring yellow peas is not25%, do the results contradictexpectations?

a. Construct a 95 % confidence interval. Express the percentages in decimal form.

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