Question

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**Question 1 **

a) An outlier is a point more than ______________ IQR from either end of the box in a boxplot.

b) _________________ symbol represents the standard deviation of the population.

c) A numerical value used as a summary measure for a sample, such as sample mean, is known as a _________________________

**Question 2**

a) The Federal Election Commission (FEC) collects information about campaign contributions and disbursements for candidates and political committees each election cycle. A political action committee (PAC) is a committee formed to raise money for candidates and campaigns. A Leadership PAC is a PAC formed by a federal politician (senator or representative) to raise money to help other candidates' campaigns. The FEC has reported financial information for 556 Leadership PACs that were operating during the 2011-2012 election cycle. A random selection of ** 26** Leadership PACs shows a

**with a sample**

*mean of $251,854.23***. Use this information to construct a**

*standard deviation of $521,130.41***for the mean amount of money raised by all Leadership PACs during the 2011-2012 election cycle.**

*96% confidence interval***Question 3**

Table #2.3.7 contains the value of the house and the amount of rental income in a year that the house brings in ("Capital and rental," 2013). Create, a scatter plot and state if there is a relationship between the value of the house and the annual rental income.

**Question 4** (10 points)

Print-O-Matic printing company spends specific amounts on fixed costs every month. The costs of those fixed costs are in table #3.2.13.

a.) Find the mean and median.

b.) Find the range.

c.) Find the variance and standard deviation.

#### Top Answer

a)An outlier is a point more than 1.5 IQR from either end of the box in a... View the full answer