Mathematics, 03.10.2019 05:10 Domi0129
(c) the teacher wants to transform the test scores so that they have an approximately normal
distribution with a mean of 80 points and a standard deviation of 10 points. to do this, she will
use a formula in the form:
new score = a + b (old score)
find the values of a and b that the teacher should use to transform the distribution of test scores.
Answers: 2
Mathematics, 20.06.2019 18:04
Astore experienced a 14.2% fall in takings in february, compared to the previous month. their takings in february were ? 742,513.20 how much did they take in january?
Answers: 1
Mathematics, 21.06.2019 15:50
Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n
Answers: 1
Mathematics, 21.06.2019 16:20
An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.
Answers: 2
(c) the teacher wants to transform the test scores so that they have an approximately normal
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