A film distribution manager calculates that 9% of the films released are flops. If the manager is correct, what is the probability that the proportion of flops in a sample of 407 released films would differ from the population proportion by more than 3%? Round your answer to four decimal places.
Answer: 0.0348
The population mean of the proportion is .
The standard deviation of the the proportion is
The sample proportion is approximately normally distributed. .
The required probability,
A film distribution manager calculates that 9% of the films released are flops. If the manager...
A film distribution manager calculates that 9% of the films released are flops. If the manager is accurate, what is the probability that the proportion of flops in a sample of 517 released films would differ from the population proportion by more than 3%? Round your answer to four decimal places.
A film distribution manager calculates that 9%9% of the films released are flops. If the manager is right, what is the probability that the proportion of flops in a sample of 754754 released films would differ from the population proportion by greater than3%3%? Round your answer to four decimal places.
A film distribution manager calculates that 7%of the films released are flops. If the manager is correct, what is the probability that the proportion of flops in a sample of 653 released films would be less than 6% ? Round your answer to four decimal places.
A film distribution manager calculates that 6 % of the films released are flops. If the manager is right, what is the probability that the proportion of flops in a sample of 540 released films would be less than 8 % ? Round your answer to four decimal places.
Correct A film distribution manager calculates that of the films released are flops if the manager is correct, what is the probability that the proportion of flops in a sample of 453 released films would be greater than 117 Round your answer to four decimal places Answer How to enter your answer Tables Keypad Keyboard Shortcuts Submit Answer women e SPM VO
A hotel manager calculates that 18%of the hotel rooms are booked. If the manager is right, what is the probability that the proportion of rooms booked in a sample of 516 rooms would differ from the population proportion by less than 4%? Round your answer to four decimal places.
A hotel manager calculates that 10% of the hotel rooms are booked. If the manager is correct , what is the probability that the proportion of rooms booked in a sample of 433 rooms would be less than 7%. round your answer to four decimal places.
A bottle maker calculates that 26% of his bottles are defective. If the bottle maker is accurate, what is the probability that the proportion of defective bottles in a sample of 499 bottles would differ from the population proportion by less than 4%? Round your answer to four decimal places.
Question 13 of 13, Step 1 of 1 STEPHANIE HAYIBOR 9/13 Correct The mean per capita income is 20,908 dollars per annum with a standard deviation of 407 dollars per annum. What is the probability that the sample mean would differ from the true mean by more than 28 dollars if a sample of 55 persons is randomly selected? Round your answer to four decimal places. Answer How to enter your answer Tables Keypad Submit Answer
The quality control manager at a computer manufacturing company believes that the mean life of a computer is 105 months, with a variance of 81 If he is correct, what is the probability that the mean of a sample of 70 computers would differ from the population mean by less than 1.9 months? Round your answer to four decimal places.