Đề Thi FE MAS291 - SU26 - FE - RE

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SU2026

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8/8/26

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MAS291_SU26_RE_780732

MAS291_SU26_RE_780732

MAS291_SU26_RE_780732​

This document contains a set of multiple-choice questions for the course MAS291_SU26_RE_780732. The questions cover fundamental statistical concepts including population characteristics, methods of data collection, genetic probability outcomes, event descriptions in coin tossing, and set probability calculations. It serves as a practice or assessment tool for students studying probability and statistics.

MAS291_SU26_RE_780732​

MAS291_SU26_RE_780732 | Multiple Choice

Question 1

(Choose 1 answer)

Data that describe a characteristic about a population is known as a ________.

A. parameter
B. sample
C. statistic
D. survey
E. None of the other choices is true

MAS291_SU26_RE_780732 | Multiple Choice

Question 2

(Choose 1 answer)

Jared was working on a project to look at global warming and accessed an Internet site where he captured average global surface temperatures from 1866. Which of the four methods of data collection was he using?

A. Surveying
B. Experimentation
C. Observation
D. Retrospective study

MAS291_SU26_RE_780732 | Multiple Choice

Question 3

(Choose 1 answer)

Two white mice mate. The male has both a white and a black fur-color gene. The female has only white fur-color genes. The fur color of the offspring depends on the pairs of fur-color genes that they receive. Assume that neither the white nor the black gene dominates. List all the possible outcomes, with W = white and B = black.

A. WW, BB
B. WB, BW
C. WW, BW
D. WW, WW
E. None of the other choices is correct

MAS291_SU26_RE_780732 | Multiple Choice

Question 4

(Choose 1 answer)

Tossing a coin until the first Tail. Describe the event A = "at most 3 Heads occurred".
(H = Head, T = Tail)

A. A = {T, HT, HHT, HHHT}
B. A = {HHHT}
C. A = {THHH}
D. A = {H, TH, TTH, TTTH}

MAS291_SU26_RE_780732 | Multiple Choice

Question 5

(Choose 1 answer)

A random experiment can result in one of the outcomes {a, b, c, d, e} with probabilities 0.25, 0.3, 0.15, 0.2, 0.1, respectively. Let A denote the event {b, d, e} and B the event {a, b, d}. Find P(A U B).

A. 0.6
B. 0.75
C. 0.85
D. 1.35