a survey of 2284 adults in a certain large country aged 18 andolder conducted by reputable polling organization founded that 424have donated blood in the past two years. Complete Parts (a)through (C).
a) obtain a point estimate for the population proportion of adultsin the country age 18 and older who have donated blood in the pasttwo years.
b) verify that the requirements for constructing a confidenceinterval.
the sample [ a) can be assumed to be b)is stated to not be. c)cannot be assumed to be. d) is stated to be. ] a simple randomsample, the value of [ a)np b) p(1-p) c) np(1-p) d) p.] is [ ].which is [ a) greater than. b) less then] 10. & the [ a)population size b) sample population c) sample size d) populationproportion] [ a)can be assumed to be. b) is stated to not be c)cannot be assumed to be d) is stated to] less than or equal to 5%of the [a) sample proportion b) population proportion c) populationsize d) sample size.]
c. construct and interpret a 90% confidence interval for thepopulation proportion of adults in the country who have donatedblood in the past two years. Select the correct Choice below andfill in any answer box within your choice.( type integer or decimalrounded to three decimal places as needed. Use ascendingorder)
A) we are [ ]% confident the proportion of adults in the countryaged 18 and older who have donated blood in the past two years isbetween [ ] and [ ].
B) there is a [ ]% chance the proportion of adults in the countryaged 18 and older who have donated blood in the past 2 years isbetween [ ] and [ ].