# Question: State whether each of the following numerical variables is discrete

State whether each of the following numerical variables is discrete or continuous:

a. The number of defective tires on a car

b. The body temperature of a hospital patient

c. The number of pages in a book

d. The number of checkout lines operating at a large grocery store

e. The lifetime of a lightbulb

a. The number of defective tires on a car

b. The body temperature of a hospital patient

c. The number of pages in a book

d. The number of checkout lines operating at a large grocery store

e. The lifetime of a lightbulb

**View Solution:**## Answer to relevant Questions

Consider the population of batteries made by a particular manufacturer. The following density curve represents the probability distribution for the variable x = lifetime (in hours): Shade the region under the curve ...Determine the following standard normal (z) curve areas: a. The area under the z curve to the left of 1.75 b. The area under the z curve to the left of 20.68 c. The area under the z curve to the right of 1.20 d. The area ...Determine the value of z* such that a.z* and 2z* separate the middle 95% of all z values from the most extreme 5% b.z* and 2z* separate the middle 90% of all z values from the most extreme 10% c.z* and 2z* separate the ...According to the paper “Commuters’ Exposure to Particulate Matter and Carbon Monoxide in Hanoi, Vietnam” (Transportation Research [2008]: 206–211), the carbon monoxide exposure of someone riding a motorbike for = km ...Measures of nerve conductivity are used in the diagnosis of certain medical conditions. The paper “Effects of Age, Gender, Height, and Weight on Late Responses and Nerve Conduction Study Parameters” (Acta Neurologica ...Post your question