Friday
October 31, 2014

Posts by Jen


Total # Posts: 3,272

Math
thats it? oh i wasnt sure if thats how you answer it...it seemed simple, but i thought it was a trick question or something, haha...thanks Ms.Sue :)
July 29, 2011

Math
Haley was told that her systolic blood pressure reading of 123 was in the 56th percentile for people aged 16-24. Interpret its meaning. Im not even sure about this question....
July 29, 2011

Math
Given the situation described, identify the type of sampling involved. Students at Local U are classified according to the progress toward their degree program as freshmen, sophomores, juniors, seniors and nonmatriculating, then random samples from each class are taken. I ...
July 29, 2011

Math
yes i have seen the examples of the formula but was still very confused...thanks you two :)
July 29, 2011

Math
If P(A or B) = 0.5, P(A) = 0.2 and P(B) = 0.7, determine P(A and B).
July 29, 2011

Math
still confusing to me why you would divide by P(B)....
July 29, 2011

Math
Given that P(A) = 0.5, P(B) = 0.6, and P(A and B) = 0.30, determine P(A|B) ??
July 29, 2011

Math
i know i just dont know how to input it correctly on my computer :(
July 29, 2011

Math
Evaluate: 7^C4 i think its something like: (7*6*5*4*3*2*1) / ((2*1)(4*3*2*1)) = (7*6*5*4)/(4*3*2*1) = (7*6*5)/(2*1) = 105...did i do i right??
July 29, 2011

Math-probability
oh whoa i was way off! thanks Reiny :)
July 29, 2011

Math-probability
A bag contains a total of 30 batteries, of which six are defective. Selecting four at random, without replacement, determine the probability that none of the batteries you select are good. I think it's 2/15, but im not sure if thats correct....
July 29, 2011

Math
hmmmmm.....
July 29, 2011

Math
A mini license plate for a toy car must consist of two numbers followed by a letter. Each number must be a 5, 7 or 9. Each letter must be a C, A or N. Repetition of digits is NOT permitted. Use the counting principle to determine the number of points in the sample space. ...
July 29, 2011

Math
oh okay i get it...
July 29, 2011

Math
In how many different ways can the top eight new indie bands be ranked on a top eight list? The top hit song for each of the eight bands will compete to receive monetary awards of $1000, $500 and $250, respectively. In how many ways can the awards be given out? I think the ...
July 29, 2011

MATH
In how many different ways can the top eight new indie bands be ranked on a top eight list? The top hit song for each of the eight bands will compete to receive monetary awards of $1000, $500 and $250, respectively. In how many ways can the awards be given out?
July 28, 2011

Math
yay!!!haha...thanks!!!
July 28, 2011

Math
oh wait is it 10*7 = 70 different sections??
July 28, 2011

Math
oh i did 10/7, but is it 7/10 which is 0.7??
July 28, 2011

Math
In how many ways can 10 instructors be assigned to seven sections of a course in mathematics? would it be 10/7 = 1.43??
July 28, 2011

Math
ok....will do
July 28, 2011

Math
im confused!! :(
July 28, 2011

Math
2. 4/12? 3. 8/12??
July 28, 2011

Math
i believe the first one is 4/52? the second one is 2/12? and the last one is 4/12?
July 28, 2011

Math
A card is selected from a standard deck of 52 playing cards. A standard deck of cards has 12 face cards and four Aces (Aces are not face cards). Find the probability of selecting ·an eight given the card is a not a face card. ·a club given the card is red. &...
July 28, 2011

Math-Can you help me Damon or Reiny?
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A) P(B) P(A|B) P(B|A)
July 28, 2011

Math
yes thats what it means, but im stuck on this problem....
July 28, 2011

Math
im not sure what P is....
July 28, 2011

Math
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A) P(B) P(A|B) P(B|A)
July 28, 2011

Math-Please help
yes, thank you Damon...i couldn't figure how to explain it
July 28, 2011

Math-Please help
its the counting principle....
July 28, 2011

Math-Please help
its like 5^C3....i posted it on wednesday and Reiny responded but never answered me back....
July 28, 2011

Math-Please help
Evaluate 5C3
July 28, 2011

Math
P stands for probability
July 28, 2011

Math
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A) P(B) P(A|B) P(B|A)
July 28, 2011

Math
oh okay well thank you anyway :)
July 28, 2011

Math
yay! :) thanks! can you help me with the other problems i posted? i would greatly appreciate it! thank you :)
July 28, 2011

Math
oh okay so its 8*4*5 = 160 outfits correct?
July 28, 2011

Math
so 8 different outfits??? im confused :(
July 28, 2011

Math
17 different outfits?
July 28, 2011

Math
it is 12:17?
July 28, 2011

Math
For a trip a woman packed 8 tops, 4 skirts, and 5 pairs of shoes. How many different outfits can she wear? is it 12/17??
July 28, 2011

Math-confused!
really? i didn't think it was that easy...so it's 7/23 and 11/23???
July 28, 2011

Math-confused!
is it 11/23??
July 28, 2011

Math-confused!
A bag contains 7 lavender marbles, 11 turquoise marbles and 5 rainbow marbles. What is the chance of drawing a lavender marble? If a lavender marble is drawn then placed back into the bag, and a second marble is drawn, what is the probability of drawing a turquoise marble? ...
July 28, 2011

Math
Evaluate 5C3
July 28, 2011

MATH-PLEASE HELP :(
yes but i cannot draw how the diagram looks, so i typed how it looks....see above in parenthesis :)
July 28, 2011

MATH-PLEASE HELP :(
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A) P(B) P(A|B) P(B|A) ...
July 28, 2011

MATH
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A) P(B) P(A|B) P(B|A) ...
July 27, 2011

Math
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A) P(B) P(A|B) P(B|A) ...
July 27, 2011

Math-Please help :(
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A) P(B) P(A|B) P(B|A) ...
July 27, 2011

Math
oh yes you are correct!! thanks a million!!
July 27, 2011

Math
Each of the numbers 0 through 26 is written on a piece of paper and all of the pieces of paper are placed in a hat. One number is selected at random. Determine the probability that the number selected is even. Note: 0 is considered an even number. I think it may be 14/26?? ...
July 27, 2011

Math
yea i was having a problem because the calculator i have doesnt have the F button, but thanks for helping me...it was very confusing to me...
July 27, 2011

Math
Mary purchased a package of 13 different plants, but she only needed 9 plants for planting. In how many ways can she select the 9 plants from the package to be planted?
July 27, 2011

Math-confused!
gosh thats so confusing :(
July 27, 2011

Math-confused!
A disc jockey has 12 songs to play. Seven are slow songs, and five are fast songs. Each song is to be played only once. In how many ways can the disc jockey play the 12 songs if: *The songs can be played in any order. *The first song must be a slow song and the last song must ...
July 27, 2011

Math
It should be: like the second one you put but 5 ^C3(not the extra 5 after the C)....its very confusing to me :(
July 27, 2011

Math
Evaluate 5^C3
July 27, 2011

MATH
how do i do this??
July 26, 2011

MATH
Well its saying IF: *The songs can be played in any order. *The first song must be a slow song and the last song must be a slow song. *The first two songs must be fast songs.
July 26, 2011

MATH
A disc jockey has 12 songs to play. Seven are slow songs, and five are fast songs. Each song is to be played only once. In how many ways can the disc jockey play the 12 songs if The songs can be played in any order. The first song must be a slow song and the last song must be ...
July 26, 2011

MATH-SO LOST :(
okay...i get it now thank you Reiny :)
July 26, 2011

MATH-SO LOST :(
SO CONFUSED STILL....
July 26, 2011

MATH-SO LOST :(
A mini license plate for a toy car must consist of a number followed by two letters. Each letter must be a C, A or R. Each number must be a 3 or 7. Repetition of letters is permitted. Use the counting principle to determine the number of points in the sample space. Construct a...
July 26, 2011

Math
SO IT WOULD BE 3.08915776^11??
July 26, 2011

Math
An identification code is to consist of six letters followed by three digits. How many different codes are possible if repetition is permitted? Is it 6^3??
July 26, 2011

Math
OH OKAY SO IT WOULD BE 0.21/0.5 = 0.42??
July 26, 2011

Math
Given that P(A) = 0.5 and P(B) = 0.3, and P(A and B) = 0.21, determine P(B|A).
July 26, 2011

Math
SO IT WOULD BE B AND D?
July 26, 2011

Math
Which pair has equally likely outcomes? List the letters of the two choices below which have equal probabilities of success, separated by a comma. A standard deck of cards has 12 face cards and four Aces (Aces are not face cards). A. drawing a red seven out of a standard 52 ...
July 26, 2011

Math-New Question
ooooooh ok
July 26, 2011

Math-New Question
Ms. Sue, number of cards greater than 9 = 4 (suits) * 4 (10, j, Q, K) = 16 but that includes the 8 black cards greater than 9 already counted in the black cards. What is the final answer? I'm lost :(
July 26, 2011

Math-New Question
One card is selected from a deck of playing cards. Determine the probability of selecting: a card greater than 9 or a black card
July 26, 2011

Math-New Questions
SO ITS 1000000000-100000000 = 900000000??
July 26, 2011

Math-New Questions
oooooh i totally got lost on this....
July 26, 2011

Math-New Questions
Social Security Numbers A social security number consists of nine digits. How many different social security numbers are possible if repetition of digits is permitted? Is it 9^10?? 10 numbers correct?
July 26, 2011

Math
so it would be 1,000,000,000???
July 26, 2011

Math
Ms. Sue, wouldn't it be 9^10? I think 0 wasn't included, so it would be 10 numbers not 9.....right???
July 26, 2011

Math
Social Security Numbers A social security number consists of nine digits. How many different social security numbers are possible if repetition of digits is permitted? Is it 9^10??
July 26, 2011

Math
36/52??
July 26, 2011

Math
One card is selected from a deck of playing cards. Determine the probability of selecting: a card greater than 9 or a black card.
July 26, 2011

math
x + 2x = 90 so you would divide 2x on both sides, it would then look like this: x + 2x = 90 -- -- 2x 2x x = 45 so you would then assume that both angles measurements are 45 degrees each, which would equal to 90 degrees, because a complementary angle measures 90 degrees. hope ...
July 23, 2011

To Reiny
im not really sure how i came up with 31...i think i did 13 + 13 = 26 and then added 5 because all cards that are greater than 9....i see where i messed up....thank you Reiny! i appreciate it :)
July 23, 2011

To Reiny
oh it looks like you just answered it, thank you.....i have posted this other problem because i'm not sure if my solution is correct, but Ms. Sue never answered me back...can you help me? One card is selected from a deck of playing cards. Determine the probability of ...
July 23, 2011

To Reiny
Can you please help me with those problems i answered you back thanks! :)
July 23, 2011

help
i believe she meant to type stocks not socks lol and it looks like an assignment....textbook would definitely come in handy :)
July 23, 2011

Math
okay great! thanks :)
July 23, 2011

Math
9^9 = 387,420,489 different social security numbers are possible??
July 23, 2011

Math
A social security number consists of nine digits. How many different social security numbers are possible if repetition of digits is permitted? Oh goodness, I'm not sure what number to start with :(
July 23, 2011

Math
oh thank you Ms. Sue....so the probability would be 31/52 or 0.596??
July 23, 2011

Math
One card is selected from a deck of playing cards. Determine the probability of selecting: a card greater than 9 or a black card. hmmmmm....i don't play cards, i'm not even sure how many is in a deck...38??
July 23, 2011

Math
oh okay...thank you Reiny for your help :)
July 23, 2011

Math
1523816/303824640 = 0.005 1 - 0.005 = 0.995 or would it be 0.990 when rounded to the nearest thousandth?
July 23, 2011

Math
According to the U. S. Census Bureau, the total 2008 U.S. population was 303,824,640. The chart below summarizes the 2008 population for five U.S. States. U. S. State 2008 Population Alaska 686,293 California 36,756,666 Hawaii 1,288,198 Idaho 1,523,816 Indiana 6,376,792 SOURCE...
July 23, 2011

Math-probability
thank you Damon :)
July 22, 2011

Math-probability
Oh i forgot to ask....would i use A=Pir^2?
July 22, 2011

Math-probability
yes you are correct Ms. Sue, thank you both :)
July 22, 2011

Math-probability
so it would be 0.0330??
July 22, 2011

Math-probability
A simple dartboard has three areas… the main board has a radius of 11 inches, there is a circle with a radius of 5 inches, and the bullseye has a radius of 2 inches. What is the probability of a random dart landing inside the bullseye? Round to the nearest thousandth. I ...
July 22, 2011

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