Simple random sampling was used to obtain a sample of elements from a population of . The sample proportion was . a. Estimate the population proportion (to 2 decimals). .30 b. Estimate the standard error of the proportion (to 4 decimals). c. Develop an approximate confidence interval for the population proportion (to 4 decimals). to

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)