Reference no: EM13159543
A survey on household income in Northeast NJ area gave the following numbers in thousands of dollars 33,45,12,36,87,95,46,12,44,46,78,13,55,89,78,46,78,65,54,52,53,46,44,89,92,63,46,55,67,55,
49,44,99,123,25,36,58,55,66,49,69,36,22,32,36,56,48,46,52,54,63,17
a- Find the mean, median, mode, variance, standard deviation, frequency table, cumulative frequency table, coefficient of variation, and mean deviation of the population.
b- Create a dot plot and a box plot to represent this data.
c- If we create a sample by picking every 3rd data from the population, how would your answer to part a change? Show your work
|
You need to train for 10 weeks
: You are preparing for a marathon. In order to prepare, you need to train for 10 weeks, running an increasing number of miles per week, starting at running at least 2 miles your first week up to 26 miles by week 10.
|
|
Story of the populist movement
: The story of the Populist movement is both ideological and economic. Can they be separated? Explain how the formation of the Populist movement was based on economics.
|
|
Effort to control exchange rates
: Describe when and why central banks buy either their own currency or the currency of another nation in an effort to control exchange rates.
|
|
What is the metal
: a metal object with a mass of 19g is heated to 96 degrees C, then transferred to a calorimeter containing 75 g of water at 18 degrees C. The water and metal object reach a final temperature of 22 degree C.
|
|
Create dot plot and box plot to represent data
: Create a dot plot and a box plot to represent this data. If we create a sample by picking every 3rd data from the population, how would your answer to part a change? Show your work
|
|
Differences between integral and peripheral membrane
: Describe the differences between integral and peripheral membrane proteins and explain how this affects the ways in which they are studied.
|
|
Discount rate to represent the time value of money
: Pacifica estimates a 50 percent probibilty that seguros will be successful in meeting these goals and uses a 4 percent discount rate to represent the time value of money.
|
|
Calculate the molar heat of vaporization
: The heat of vaporization of a liquid is the energy required to vaporize 1.00 mol of a liquid at its boiling point. In one experiment, 60.0 g of liquid nitrogen (boiling pt = -196C) is poured into a Styrofoam cup containing 200.0 g of water at 55.3..
|