The Average Hourly Wage of Computer Programmers with 2 Years

question 39

Multiple Choice

The average hourly wage of computer programmers with 2 years of experience has been $21.80. Because of high demand for computer programmers, it is believed there has been a significant increase in the average hourly wage of computer programmers. To test whether or not there has been an increase, the correct hypotheses to be tested are

• A) H₀: μ < 21.80 H_a: μ ≥ 21.80.
• B) H₀: μ = 21.80 H_a: μ ≠ 21.80.
• C) H₀: μ > 21.80 H_a: μ ≤ 21.80.
• D) H₀: μ ≤ 21.80 H_a: μ > 21.80.

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Definitions:

Amenorrhea

The absence of menstruation - one or more missed menstrual periods.

Dysmenorrhea

Painful menstruation, which may involve cramps in the pelvic area.

Endometriosis

A painful, chronic condition where tissue similar to the lining inside of the uterus grows outside the uterus, leading to pain and infertility.

Menarche

The occurrence of the first menstrual cycle in adolescent females, a key event in female puberty.