Among a Random Sample of 500 College Students, the Mean

question 45

Multiple Choice

Among a random sample of 500 college students, the mean number of hours worked per week at non-college related jobs is 14.6. This mean lies 0.4 standard deviations below the mean of the sampling distribution. If a second sample of 500 students is selected, what is the probability that for the second sample, the mean number of hours worked will be less than 14.6?

• A) 0.5
• B) 0.6179
• C) 0.6554
• D) 0.3446

---

Definitions:

Perimenopause Prematurely

The phase before menopause starts earlier than the usual age leading to early symptoms such as irregular periods and hot flashes.

Menopause-Related Symptoms

Symptoms associated with menopause, such as hot flashes, night sweats, mood changes, and vaginal dryness, resulting from a decrease in reproductive hormones.

Fertility

The natural capability to produce offspring or the ability of soil to produce abundant plant or crop growth.

Osteoporosis

A bone disease characterized by decreased bone density and quality, making bones fragile and more likely to fracture.