Questions from Statistics Principles

Q: The data set “Tornadoes_2017” located at www.

The data set “Tornadoes_2017” located at www.pearsonhighered.com/ sullivanstats contains a variety of variables that were measured for all tornadoes in the United States in 2017. (a) Is there a differ...

Q: The website touringplans.com records actual wait times (in minutes

The website touringplans.com records actual wait times (in minutes) for the Pirates of the Caribbean ride and Splash Mountain ride at Walt Disney World. Do the wait times at these two rides differ? (a...

Q: Stocks may be categorized by sectors. Go to www.pearsonhighered

Stocks may be categorized by sectors. Go to www.pearsonhighered.com/sullivanstats to obtain the data file 11_3_19 using the file format of your choice for the version of the text you are using. The da...

Q: Do women feel differently from men when it comes to federal tax

Do women feel differently from men when it comes to federal tax rates? One question on the Sullivan Statistics Survey II was, “What percent of income do you believe individuals should pay in federal i...

Q: Young children require a lot of time and this time commitment cuts

Young children require a lot of time and this time commitment cuts into a parent’s leisure time. A sociologist wanted to estimate the difference in the amount of daily leisure time (in hours) of adult...

Q: Bottles The aluminum bottle, first introduced in 1991 by CCL Container

Bottles The aluminum bottle, first introduced in 1991 by CCL Container for mainly personal and household items such as lotions, has become popular with beverage manufacturers. Besides being lightweig...

Q: Professor Stephen Zuro of Joliet Junior College wanted to determine whether an

Professor Stephen Zuro of Joliet Junior College wanted to determine whether an online homework system (meaning students did homework online and received instant feedback with helpful guidance about th...

Q: PayScale reports statistics on colleges and universities. Go to www.

PayScale reports statistics on colleges and universities. Go to www.pearsonhighered.com/ sullivanstats to obtain the data file 11_3_24 using the file format of your choice for the version of the text...

Q: The Collegiate Learning Assessment Plus (CLA+) is an exam that

The Collegiate Learning Assessment Plus (CLA+) is an exam that is meant to assess the intellectual gains made between one’s freshman and senior year of college. The exam, graded on a scale of 400 to 1...

Q: The Telephone Consumer Protection Act (TCPA) allows consumers to put

The Telephone Consumer Protection Act (TCPA) allows consumers to put themselves on a do-not-call registry. If a number is on the registry, commercial telemarketers are not allowed to call you. Do you...