15. Age discrimination: The following table presents the numbers of employees, by age group, who were promoted, or not promoted, in a sample drawn from a certain industry during the past year. Age Under 30 30–39 40-49 50 and Over Promoted 16 22 26 15 Not Promoted 38 39 45 38 Can conclude that the people in some age groups are more you likely to be promoted than those in other age groups? Use the a = 0.05 level of significance.

Q: Evaluate 4-3

A: For a negative exponent, we will use reciprocal first.

Q: Number 27

A:

Q: 25+2=

A: First we calculate 2^5.2^5= 2x2x2x2x2=32

Q: to olt -3

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Q: #2 - Niku

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Q: Number 26

A: Given:

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Q: Number 28

A:

Q: 3 + 4 = jbygy

A: 3+4=7

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Q: Number 16

A:

Q: i will re submit and answer g&h

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Q: 60 90

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Q: Number 14

A: Correct answer 106° and 74°

Q: Please answer question 7,8

A:

Q: 3. Find each measure indicated-Round tonedrest 1oth m/B 2St 24ft

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A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

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Q: Number 18

A:

Q: > 3 19

A: