Foot size of 10 inch or above is defined as big size. It is found that 16% of Ontario men are with big foot size. A random sample of 131 Ontario men are selected. What is the probability that more than 24% in the sample are with big foot size?

What is the probability that a Z-score will be 0.92 or less?

10. A sample of cars was studied. In the sample, 26 white cars were observed, 23 black, 19 grey and 13 silver. What is the probability a car in the study was black?

Airline passengers arrive randomly and independently at the passenger screening facility at a major international airport. The mean arrival rate is 5 passengers per minute. 1. What is the probability of 2 arrivals in a 1-minute period? 2. What is the probability of no arrivals in a 1-minute period? 3. What is the probability of one arrival in a 1-minute period? 4. What is the probability of at most one arrival in a 1-minute period?

1000 us adults were asked about their online vs. in store clothes shopping. One finding was that 32% of respondents never clothes-shop online.   How do I find the probability that the pecentage of respondents who never shop online is below 33.3%

Homework Housework Outside Employment Recreation Other Total Male 29 15 20 23 96 Female 18 17 26 39 4 104 Total 47 32 46 62 13 200

As many as 20% of all Americans contract influenza each year. A sample of 400 randomly selected Americans is chosen and 75 were found to have influenza.

What is the probability that a z-score will be 0.92 or more?

What is the probability that a teen does not enjoy an eBook?     0.645     0.419     0.355     0.226