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The probability that Ari eats ice cream is 0.6 The probability that Barry eats ice cream is 0.8 The probability that Chris eats ice cream is 0.7 What is the probability that Chris Sticks to the diet? Does this question imply that only chris to the diet and ari and barry don't stick to the diet...

I have a maths exam this monday 8:45 am How do I study effectively from 6:00/7:00 pm today until 5:00pm Sunday night?

How much interest is paid on a monthly balance of $665 with a simple interest rate of 7.2% p.a? 7.2/12 = 0.6% per month is it (665*0.6%*1)/(100) or is it (665*0.6%*1/10)/(100) Thanks

is 40 - - 7x + 7 the same as 40 - (-7x+7)?

Can you please stop the insults

To find the area of this shape, do you need to minus the line of the semicircle that intersects with the rectangle?

I've gone through this but still feel confused, that's why i am asking How do you know if the equilibrium position is y = or x =

-y≥ - x + 2 y≤1x - 2 Are these the same?

Thanks

The answer said 24/38. Do you now how it's worked out?

If you use the second formula for P(A and B), is that wrong? Thanks

No problem

There are two friends, peter and sally. Their respective probabilities of being alive in 40 years time are 0.7 and 0.8. What is the probability that Sally is alive in 40 years time, given that one of them is alive then?

Is "nor" the same as "and" in probability?

P(a u b) = P(a) + P(b) P(a u b) = P(a) + P(b) - P(a and b) which formula is correct? I see both formulas being used in calculations

Any ideas if this is a good study method?

Anyone?

Bump Confused with probability

The probability that a student studies maths = 2/3 The probability that a student studies german = 3/10 The probability that a student studies maths and does not study german = 7/15 Find pr(a randomly chosen student does not study either maths or german) P(m'u g') = p(m') + p(g') - p(m' and g')...

jack attends training 5 days per week If jack runs one day, the probability that he will run again the next day = 4/5 If jack does not run one day, the probability that he will not run the next day = 3/4 Suppose jack runs one day: a. Find pr(jack runs the next day) b. Find pr(jack runs the day...