A plane flies over the ocean in search of schools of fish. On any given day, there is a 0.076 chance of finding 2 or more schools of fish, and a 0.40 chance of finding only one school of fish.    On a particular day, what is the chance of finding no schools of fish? Give your answer to 3 decimal places.

Sergio estimates that his probability of passing Phys Ed is 0.9 and his probability of passing Physics is 0.6.  The probability, to the nearest hundredth, that Sergio will pass Phys Ed but fail Physics is:

Jason scored a 83% out of 100 and his perantile rank was 12 Rogns scored a 85% out of 100 his car percentile rank and was 75 out of Sam Scond 80% out of 100 and hur percentile rank was 70 who perform the best.?

The probability of drawing a peppermint candy out of a jar of 25 candies is 1/5.How many more peppermint candies should be added to the jar in order to increase the probability of drawing a peppermint candy to 1/3?

Mark is deciding which route to take to work. His choices are I = the Interstate and F = Fifth Street. P(I) = 0.08 and P(F) = 0.05 P(I AND F) = 0 because Mark will take only one route to work. What is the probability of P(I OR F)?   Enter your answer as a decimal rounded to 2 places. Type a 0 in front of the decimal. If your answer is only one decimal, type for example 0.2 not .2 or 0.20.

The mean of the scores 2, 2, 2, 6 is?

Please walk through all steps used to appropriatly enter the data using TI-84 calculator?

Is the average time to complete an obstacle course different when a patch is placed over the right eye than when a patch is placed over the left eye? Thirteen randomly selected volunteers first completed an obstacle course with a patch over one eye and then completed an equally difficult obstacle course with a patch over the other eye. The completion times are shown below. "Left" means the patch was placed over the left eye and "Right" means the patch was placed over the right eye. Time to Complete the Course Right 40 40 41 43 49 48 45 48 Left 37 36 41 43 48 46 46 43 Assume a Normal distribution. What can be concluded at the the a = 0.05 level of significance level of significance? For this study, we should use Select an answer a. The null and alternative hypotheses would be: Họ: pd vV (please enter a decimal) Select an answer v H1: ud vv (Please enter a decimal) Select an answer v b. The test statistic t v- (please show your answer to 3 decimal places.) c. The p-value = (Please show…

You buy a lottery ticket that costs $20. There are only 100 tickets available to be sold in this lottery. There are three $500 prizes, 4 $100 prizes, and 10 $20 prizes. Find your expected gain or loss. Round your answer to 2 decimal places. Please do not include the dollar sign in your answer (Ctrl) -

Customers using a self-service soda dispenser take an average of 16 ounces of soda with an SD of 4 ounces. Assume that the amount would be normally distributed. What is the chance that four randomly selected customer takes an average of more than 14 ounces of soda? Write your answer below in 4 decimal places. Answer: