In how many different ways can an international committee of 5 be form..
In how many different ways can an international committee of 5 be formed out of 6 Americans and 9 Asians that includes at least 4 Americans? => 1 5 C 4 or 141 or 1 5 C 5 or 810..
New technique
In the recent years, many modern techniques have been developed which have enabled scientists to manipulate the genetic material. These include recombinant DNA technology, transformation and transductio..
The percentage of Americans of 25 years and above having at least some..
The percentage of Americans of 25 years and above having at least some college education is 50.9. What is the probability that in a random sample of 400 Americans in this age group, only less than 220 will have at least some college education? => 44.41% or 5.95% or 9.55% or 94.4..
An average American eats 50 pounds of canned food in 120 days. How man..
An average American eats 50 pounds of canned food in 120 days. How many pounds would he eat in 8 days. => 3.83 pounds or 3.33 pounds or 2.83 pounds or none of the above..
Speciation (origin of new species)
Speciation (origin of new species) - A species is a group of similar organisms, which can breed among themselves producing fertile offsprings. The members of a species not only share a common gene pool, but also share a common ancestry. Origin of a new species from the existing ..
Speciation (origin of new species)
A species is a group of similar organisms, which can breed among themselves producing fertile offsprings. The members of a species not only share a common gene pool, but also share a common ancestr..
Prediction of New Elements
Based on the positions in the periodic table, Mendeleev could predict the properties of some undiscovered elements. He left three blanks for elements that were not discovered at that time. He was able to predict the properties of these unknown elements more or less accurately. He named them eka-bo..
Based on the positions in the periodic table, Mendeleev could predict the properties of some undiscovered elements. He left three blanks for elements that were not discovered at that time. He was able to predict the properties of these unknown elements more or less accurately. He named them eka-bo..The average daily intake of salt by an American is estimated to be les..
The average daily intake of salt by an American is estimated to be less than 12 grams. The average of a random sample of 50 Americans was found as 11.5 grams with a standard deviation of 2.5 grams. Select the proper alternative hypothesis. => H 1 : μ < 12 or H 1 : μ <..
"American football team needs to score not less than 3 goals over Germ..
"American football team needs to score not less than 3 goals over Germany to win the match." Which of the following inequalities represents this statement, if G stands for the number of goals? => G ≥ 3 or G > 3 or G ≤ 3 or G < 3..
The box-and-whisker plot displays the number of senior citizens (in th..
The box-and-whisker plot displays the number of senior citizens (in thousands) in retirement homes in the U.S. What is the median of the data? => 1300000 or 1000000 or 7500000 or 700000..
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