Mathematics, 22.07.2019 23:20 Ully4559
Astudy was conducted to determine the proportion of people who dream in black and white instead of color. among 290 people over the age of 55, 68 dream in black and white and among 288 people under the age of 25, 19 dream in black and white. use a 0.05 significance level to test the claim that the proportion of people over 55 who dream in black and white is greater than the proportion of those underidentify the test statistic? identify the p value? test the claim by constructing an appropriate confidence level? what is the conclusion base on the hypothesis test? what is the conclusion base on the confidence level?
Answers: 2
Mathematics, 20.06.2019 18:04
Which statement is always true? a negative exponent cannot be part of an expression's numerator. a negative base raised to the power of 2 has a negative value. a negative base raised to the power of 2 has a positive value. any number to the first power is zero.
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Mathematics, 21.06.2019 14:00
The two expressions below have the same value when rounded to the nearest hundredth. log5 b log9 48 what is the approximate value of log b to the nearest hundredth? 0.93 1.23 9.16 65.53
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Mathematics, 21.06.2019 23:20
This graph shows which inequality? a ≤ –3 a > –3 a ≥ –3 a < –3
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Mathematics, 22.06.2019 00:10
Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?
Answers: 2
Astudy was conducted to determine the proportion of people who dream in black and white instead of c...
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