Din123

This page lists questions and answers that were posted by visitors named Din123.

Questions

The following questions were asked by visitors named Din123.

In roulette, the bet on a “split” pays 17 to 1 and there are 2 chances in 38 to win. The bet on “red” pays 1 to 1 and there are 18 chances in 38 to win. Compare the following two strategies: A: bet $1 200 times (independently) on a split B: bet $1 200 tim...

A simple random sample of 50 students is taken from a class of 300 students. In the class, * the average midterm score is 67 and the SD is 12 * there are 72 women Let W be the number of women in the sample, and let S be the average midterm score of the sa...

City A has 1,000,000 people; City B has 4,000,000 people. Suppose the goal is to try to predict the percent of Purple Party voters in a sample. Other things being equal, a simple random sample of 1% of the people in City A has about the same accuracy as a...

A group of 30 people consists of 15 children, 10 men, and 5 women. Tom and Jerry are two of the men in the group. Five people are picked at random without replacement. 2A - Find the chance the first person picked is a man, given that the fourth and fifth...

A gambling game pays 4 to 1 and the chance of winning is 1 in 6. Suppose you bet $1 on this game 600 times independently. 3A - Find the expected number of times you win. 3B - Find the SE of the number of times you win. 3C - Find the chance that you lose m...

A projectile is fired through the air. It is launched from the ground, and travels without interference from wind or air resistance, landing on a raised platform above the field. Compare the following values: 1-Initial speed vs. final speed: 2-Initial ver...

Answers

The following answers were posted by visitors named Din123.

Someone could try C, D and F? Because it's my last chance.

Is it the answer?

It's possible, I know that letter B is wrong because glasses consist ONLY ionic bonding.

I tried before C-D-E and B-C-D-E-F, but all the answers were incorrect

I think it's possible A-C-D-E-F, can be?

B isn't correct too, 'cause glasses consist only ionic bonding.

There's a chance A-C-D-F will be correct, 'cause it was the only combination we don't try

I organized all the answers don't correct: D C-D A-E-F B-C-D C-D-E C-D-F C-D-E-F A-B-C-D-E-F

A-B-F is wrong too

the number of times positive numbers appear is 160

the sum of the positive numbers drawn is 240

I know that 35% is wrong!!!

Find E(W) is 12, but I don't know the others. Could someone help me?

I know 0.75% is wrong!

This E(S) is wrong

2B is 0.40189 is wrong

I know ACB is wrong

a) 0.342 b) 0.231 c) 0.625 all are wrong! a) 100 b) 9.1287 Correct! Thank you very much L13!

SE(D) = 0.8165 is wrong!!!!

I didn't answer 0.8785, It was another person. It's ridiculous for people to be putting false answers here.

And even more ridiculous is if u is against to all here, how dare you talk about something because you're here too.

C = 0.0909 and 0.6 are wrong

OMG!! Have you finished your test?? And are you spending your Sunday here?? You're a loser!! I'm sorry for you because you must be so lonely!!!

Plz, does anyone know what is the answer?

The questions 2, 3 and 4 are wrong

PROBLEM 1 - "E" and "F"

It’s been a long road through Stat 2X. Please click on BOTH the options below for a score of 2 points. a)She gave us a couple of free points in each of the previous two courses. b)She’s not going to forget the freebies this time Please, help me.

Help, thank you very much