Which situation/s describe/s an interval estimate? Check all that apply. * 1 point Based on the Pulse Asia survey results conducted from January 19 - 24, Leni Robredo got 16% of the country's registered voters who are likely to cast their ballot in May 22 With 95% confidence, we can say that the population mean weight of newborns in a certain hospital is between 6.4 and 7.5 pounds. Based on a study on a sample of 500 college students, we are 99% confident that between 33.4% and 43.6% of the students perform volunteer work. Based on sample results, the mean height of the athletes in Gongjin High School is 175 cm. Which statement/s is/are TRUE. Check all that apply. * 1 point A point estimate is a single value statistic used to estimate an unknown parameter. An unbiased estimate of the population proportion is the sample mean. The margin of error determines the endpoints of a confidence interval. The critical value is the probability that the interval estimate contains the true population parameter.Given the same sample statistics, which confidence level gives the widest 1 point confidence interval? * O 80% O 90% O 85% O 95%\fIn a poll of 3,000 working men, 1,680 said that they feel guilty that they 1 point don't spend more time with their families. What is a point estimate for the population proportion?* 0.44 O 0.56 O 0.02 O 0.98In a poll of 3,000 working men, 1,680 said that they feel guilty that they 1 point don't spend more time with their families. What is the 95% confidence interval? (3 d. p.) * 0.542