A College Admissions Officer Takes a Simple Random Sample of 90

question 2

Multiple Choice

A college admissions officer takes a simple random sample of 90 entering freshmen and computes their mean mathematics SAT score to be 436 . Assume the population standard deviation is $\sigma = 101$ .

Based on a $99 \%$ confidence interval for the mean mathematics SAT score, is it likely that the mean mathematics SAT score for entering freshmen class is greater than 460 ? (Hint: you should first construct the $99 \%$ confidence interval for the mean mathematics SAT score.)

• A) The likelihood cannot be determined.
• B) Yes
• C) No

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Definitions:

First Trimester

The initial stage of pregnancy, encompassing roughly the first 12 weeks, critical for the development of the embryo/fetus.

Sperm Fertilizes

The process by which a sperm cell unites with an egg cell, resulting in the beginning of pregnancy.

Zygote

The initial cell formed when a sperm cell fertilizes an egg cell, marking the beginning of a developing organism.

Myometrium

The muscular layer of the uterus that contracts during childbirth to help deliver the baby.