anna has been at bat 82 times. she has gotten a it 25 of the times. find the probability of anna getting a hit the next time she is up to bat

anna has been at bat 82 times. she has gotten a it 25 of the times. find the probability of anna getting a hit the next time she is up to bat

In a study, a researcher cites the problem of three coins, one of which is biased so that it turns up heads 65% of the time. If you randomly select one of the coins, toss it two times, and obtain...

P(A/B)=p(A) then.

How many different(distinct) 13 digit passwords can be created using letters and digits with repetition?

If a quarter and a dime are tossed, how many simple events are in the sample space? Assume our concern is whether each coin falls heads or tails.

Irving wants to rearrange the letters in turkey without replacement. How many ways can he rearrange them with 't' being first and 'u' being second? Please show work. Thanks :)

The table below shows the format of a Test consisting of 25 questions. Every correct answer is allocated one mark. Section ...

The answer is 3/10, and I don't know how to get it!

What is the probabilty of a student scoring less than 77 on the test? Write your answer as a percent

Scores on a English test have average of 85 with standard deviation of 8. What is the probabilty of a student scoring less than 77 on the test? Write your answer as a percent

This is a problem from my math class that I cant answer. Please help thank you!!

Every day your friend commutes to school on the subway at 9 AM. If the subway is on time, she will stop for a $3 coffee on the way to class. If the subway is delayed she skips the coffee and...

Some animals are twice as likely to have male babies as female babies. Explain why the probability of a male baby is 2/3

Someone please help me with this question!!( Need it before tomorrow morning) X and Y are two random variables such that P(X = 0 n Y = a) = P(X = 0 n Y = -a) = P(X = a n Y = 0) = P(X = -a n Y = 0)...

Six numbers from 1 to 6 are marked on six cards one by one. Choose three cards and let there number be a,b,c (a<b<c). Consider this event that the three numbers a,b and c are the lengths of...

Here is the game summed up: • There are two players X and Y • Each player simultaneously extends one or two fingers from a closed fist • If the sum of the fingers shown is EVEN,...

Given the sample space with P(A only)=0,7and P(B only)=0,2 ; Determine : 2.1.1. P(A and B) 2.1.2. P(A or B), if A and B are mutually exlusive

Contituatio of the above question...... Two people are connected if: ?they are friends, or ?a third person is friends with both of them, or ?they have different friends...

A probability word problem, algebra 2 mathematics. ..............

A) 26.55 B) 0.62 C) 0.7324 D) 62.50 E) 10

I won my fantasy football league five times out of the nine years I have been in it. There are 10 people in the league. If this were a random occurrence solely based on luck what are the odds...