Suppose that IQ is normally distributed with a mean of 100 points and a standard deviation of 15 points. If X is the random variable that denotes an IQ score, find the corresponding Z-score when X=113...
Suppose that IQ is normally distributed with a mean of 100 points and a standard deviation of 15 points. If X is the random variable that denotes an IQ score, find the corresponding Z-score when X=113...
Suppose that Z is a standard normal random variable. Compute Pr(Z<−1.54). (If needed, round answers to 3 decimal places)
Suppose that Z is standard normal random variable. Compute Pr(−1.54<Z<1.33). (If needed, round answers to 3 decimal places)
A committee of 3 people is to be formed from a group of 2 girls and 3 boys. Let X be the random variable that denotes the number of girls on the committee. You will need to construct a PDF for X. Find...
A biased coin with Pr(T)=0.6 is tossed 85 times. Compute the standard deviation of the number of times a head comes up. (If needed, round answers to 3 decimal places)
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A boat costs 19600 and decreases in value by 11% per year . How much will the boat be worth after 8 years?
What is 9 + 10?
If you also want to paint the walls and inside of your doors in your master bedroom, how much paint should you buy? Assume the following: a. The builder already put primer on all the paintable...
Kara owns 3 2/7 acres of farming land. She grows carrots on 1/6 of the land. On how many acres of land does Kara grow carrots?
I dont no how to solve this even my teacher dont no its confusing we have 2 differant answers for it if any one can help please help me i need it
You have decided that you want to buy a home in 6 years, you believe you can afford a house that is $240,000. A.) If you want to have 15% for a down payment, how much will you need...
how do i figure out 53% of 211 im not sure how to figure out this problem.
Costs 1430sold for 1979 what is rate of mark up based on cosy
It is a triangle, I need help with it. It is for college. I do not get it.
You’ve decided you may want to join your Home Owner’s Association (HOA) Governing Board. There are 25 residents (10 males and 15 females) interested in being on the HOA board. 8...
I dislike math
4. Charlotte takes a multiple-choice exam in which there will be five possible answers for each question. The instructions indicate she will be awarded 2 points for a correct response, that she...
Info: 12 people on spaceship Inhale 78.04% nitrogen 21% oxygen 0.92% argon Exhale 78.04% nitrogen 14.5% Oxygen 4% Carbon 1%...
Given a class of 12 women and 10 men. a) In how many ways can a committee of five consisting of 3 women and 2 men be chosen? b) What is the probability that a committee of five, chosen...