To show how the price of a stock has changed over the last 3 ...

[lracut11]

To show how the price of a stock has changed over the last 3 months, the best type of chart to use is:
 
  A) a pie chart.
  B) a histogram.
  C) a line chart.
  D) a bar chart.

Question 2

A population, with an unknown distribution, has a mean of 80 and a standard deviation of 7. For a sample of 49, the probability that the sample mean will be larger than 82 is:
 
  A) 0.5228
  B) 0.9772
  C) 0.4772
  D) 0.0228

[itsakadoozi]

Answer to Question 1

C

Answer to Question 2

D

[lracut11]

Thanks for the timely response, appreciate it

[rachel]

Wow, this really help