Mathematics, 30.01.2020 23:04 nkslsj
The average pulling force that a sample of 1000 springs could take and still be able to spring back was 200 lbs with a standard deviation of 3 lbs. if the distribution follows a normal curve, which of the following is not true?
a.) about 15 springs could withstand less than 194 lbs of force
b.) about 950 springs could withstand between 194 and 206 lbs of force.
c.) about 500 springs could withstand 200 lbs or more of force.
d.) about 25 springs could withstand more than 206 lbs of force.
Answers: 2
Mathematics, 21.06.2019 19:30, sofiisabella10
If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8
Answers: 2
Mathematics, 21.06.2019 22:30, tmrsavage02p7cj16
Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.
Answers: 1
The average pulling force that a sample of 1000 springs could take and still be able to spring back...
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