A random sample of 856 births in a state included 428 boys. Construct a 95% confidence interval estimate of the proportion of boys in all births. It is believed that among all births, the proportion of boys is 0.513. Do these sample results provide strong evidence against that belief?
A random sample of 856 births in a state included 428 boys. Construct a 95% confidence
A genetic experiment with peas resulted in one sample of offspring that consisted of 445 green peas and 152 yellow peas.
- Construct a 90% confidence interval to estimate of the percentage of yellow peas.
b. Based on the confidence interval, do the results of the experiment appear to contradict the expectation that 25% of the offspring peas would be yellow
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A genetic experiment with peas resulted in one sample of offspring that consisted of 445 green peas and 152 yellow peas.
- Construct a 90% confidence
interval to estimate of the percentage of yellow peas.
b. Based on the confidence interval, do the results of the experiment appear to contradict the expectation that 25% of the offspring peas would be yellow
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