QUESTION 8 A variable whose value can change each time the same measurement is taken, and can take on all real values - or at least all non-negative real values - is known as: a. a probability density function b. a discrete random variable C. a continuous random variable d. a normal distribution

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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QUESTION 8
A variable whose value can change each time the same measurement is taken, and can take on all real values - or at least all non-negative real values - is known as:
a. a probability density function
b. a discrete random variable
C. a continuous random variable
d. a normal distribution
QUESTION 9
What is the probability of measuring the length of a projectile as 3.35 cm or less, if the population of projectiles has a normal distribution with a mean of 3.40 cm and a standard deviation of 0.25
cm?
Transcribed Image Text:QUESTION 8 A variable whose value can change each time the same measurement is taken, and can take on all real values - or at least all non-negative real values - is known as: a. a probability density function b. a discrete random variable C. a continuous random variable d. a normal distribution QUESTION 9 What is the probability of measuring the length of a projectile as 3.35 cm or less, if the population of projectiles has a normal distribution with a mean of 3.40 cm and a standard deviation of 0.25 cm?
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