For a given data set, the confidence interval will be wider for ...

[urbanoutfitters]

For a given data set, the confidence interval will be wider for 95 confidence than for 90 confidence.
 
  Indicate whether the statement is true or false

Question 2

You were told that the amount of time lapsed between consecutive trades on the New York Stock Exchange followed a normal distribution with a mean of 15 seconds. You were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13. The probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7. The probability is 20 that the time lapsed will be shorter than how many seconds?
 
  What will be an ideal response?

[shaikhs]

Answer to Question 1

TRUE

Answer to Question 2

14 seconds