(Solved): can you help solve this? A tast-food restaurant promotes certain food items by giving a game piece w ...
can you help solve this?
A tast-food restaurant promotes certain food items by giving a game piece with each item. Advertisements peoclaim that "25\% of the game pieces are Instant Winnerst To test this clam; a frequent diner collects 20 game pioces and gets only 3 instant wennors. Suppese the advertisements are correct and. The dotplot shows the distribution of the sample proportion of instant winners in 100 simulated SRSs of size
a) What is the probobility of getting a sample proportion of ? hat =3.20(0.15) or less in a sartphe of size n=20 when p-0.25 hasso on the amulabort of 100 sfsis Explain your
100 SRSS your reasoning Because the probahility of getting a p-hat of 320 or less than that than 25%6 of all game pieces are iristant winsers